23 July 2021

#GCP

#GCP

Key Concepts


Topic Sub-Topics Basic Intermediate Advanced Expert
Compute Compute Engine, Instance Groups, App Engine, Cloud Functions, Cloud Run ✅ ✅ ✅ ✅
Storage Cloud Storage, Filestore, Persistent Disks, Nearline/Coldline, Transfer Service ✅ ✅ ✅ ✅
Networking VPC, Subnets, Firewalls, Load Balancing, Cloud CDN, Cloud DNS, Interconnect, VPN ✅ ✅ ✅ ✅
Databases Cloud SQL, Bigtable, Firestore, Spanner, Memorystore ✅ ✅ ✅ ✅
Identity & Security Cloud IAM, Service Accounts, KMS, Secret Manager, Identity-Aware Proxy, BeyondCorp ✅ ✅ ✅ ✅
Monitoring & Operations Cloud Monitoring, Logging, Error Reporting, Trace, Profiler, Cloud Deployment Manager ✅ ✅ ✅ ✅
Containers & Kubernetes GKE (Google Kubernetes Engine), Container Registry, Artifact Registry, Anthos ✅ ✅ ✅ ✅
Integration & Messaging Pub/Sub, Cloud Tasks, Cloud Scheduler, Eventarc, API Gateway ✅ ✅ ✅ ✅
DevOps & CI/CD Cloud Build, Cloud Source Repositories, Cloud Deploy, Skaffold ✅ ✅ ✅ ✅
AI & ML AI Platform, Vertex AI, AutoML, Vision API, NLP API, Translation API ✅ ✅ ✅ ✅
Data & Analytics BigQuery, Dataflow, Dataproc, Pub/Sub Lite, Looker, Composer (Airflow) ✅ ✅ ✅ ✅
Hybrid & Multi-Cloud Anthos, BigQuery Omni, Traffic Director, Service Mesh ✅ ✅ ✅ ✅
Migration & Transfer Migrate for Compute Engine, Database Migration Service, Storage Transfer Service ✅ ✅ ✅ ✅
IoT & Edge IoT Core, Edge TPU, Cloud Functions + Pub/Sub for IoT ✅ ✅ ✅ ✅
Security & Compliance Security Command Center, Cloud Armor, DLP API, BeyondCorp Enterprise ✅ ✅ ✅ ✅
Enterprise Governance Resource Manager, Organization Policies, Billing, Quotas ✅ ✅ ✅ ✅
Big Data & HPC Dataproc, HPC VM families, Parallel File Systems ✅ ✅ ✅ ✅
Media & Content Delivery Media CDN, Transcoder API ✅ ✅ ✅ ✅
Blockchain Blockchain Node Engine, Confidential VMs ✅ ✅ ✅ ✅
Specialized Workloads SAP on GCP, Gaming Solutions, Financial Services ✅ ✅ ✅ ✅

Interview question

Basic Level

  1. What is Google Cloud Platform (GCP)?
  2. What are the main benefits of GCP?
  3. Explain IaaS, PaaS, and SaaS in GCP context.
  4. What is a GCP Project?
  5. What is a GCP Organization?
  6. What are GCP Regions and Zones?
  7. What is Compute Engine?
  8. Difference between VM types in Compute Engine.
  9. What is App Engine?
  10. What are the differences between App Engine Standard and Flexible environments?
  11. What is Cloud Functions?
  12. What is Cloud Run?
  13. What is Cloud Storage?
  14. Difference between Blob, Nearline, Coldline, and Archive storage.
  15. What is Persistent Disk?
  16. What is Filestore?
  17. What is VPC in GCP?
  18. What is a subnet?
  19. What are firewall rules in GCP?
  20. What is Cloud Load Balancing?
  21. What is Cloud DNS?
  22. What is Cloud SQL?
  23. What is Cloud Spanner?
  24. What is Bigtable?
  25. What is Firestore?
  26. What is BigQuery?
  27. What is Pub/Sub?
  28. What is Cloud Scheduler?
  29. What is Cloud IAM?
  30. Difference between roles and permissions in IAM.
  31. What are Service Accounts?
  32. What is Cloud Key Management Service (KMS)?
  33. What is Secret Manager?
  34. What is Cloud Monitoring?
  35. What is Cloud Logging?
  36. What is Error Reporting?
  37. What is Cloud Trace?
  38. What is Cloud Profiler?
  39. What is Cloud Deployment Manager?
  40. What is Artifact Registry?
  41. What is Cloud Build?
  42. What is Cloud Source Repositories?
  43. What is Cloud Functions trigger?
  44. What is Stackdriver?
  45. What is Cloud Pub/Sub topic and subscription?
  46. Difference between App Engine and Cloud Run.
  47. What is Cloud Armor?
  48. What is Cloud CDN?
  49. What is Cloud Interconnect?
  50. What is Cloud VPN?

Intermediate Level

  1. How to design multi-zone architecture in GCP?
  2. What is an Instance Group?
  3. Difference between Managed and Unmanaged Instance Groups.
  4. How to scale VMs automatically in GCP?
  5. What is App Engine autoscaling?
  6. How to configure Cloud Functions triggers?
  7. How to connect Cloud Run to a VPC?
  8. Difference between regional and multi-regional Cloud Storage.
  9. What is Object Lifecycle Management in Cloud Storage?
  10. How to encrypt data at rest in GCP?
  11. What is Customer-Managed Encryption Key (CMEK)?
  12. Difference between Cloud SQL and Cloud Spanner.
  13. How to enable high availability in Cloud SQL?
  14. What are BigQuery datasets and tables?
  15. How to optimize BigQuery queries?
  16. What is partitioned and clustered tables in BigQuery?
  17. How to monitor BigQuery jobs?
  18. What is Pub/Sub Dead Letter Queue?
  19. How to integrate Pub/Sub with Cloud Functions?
  20. What is Cloud Scheduler for?
  21. How to create VPC Peering?
  22. Difference between firewall rules and routes.
  23. What is Cloud NAT?
  24. What is Cloud Router?
  25. Difference between Cloud Load Balancer types.
  26. What is Identity-Aware Proxy (IAP)?
  27. How to implement RBAC using IAM?
  28. Difference between predefined and custom roles in IAM.
  29. How to manage secrets with Secret Manager?
  30. How to monitor resource usage with Cloud Monitoring?
  31. What are uptime checks in Monitoring?
  32. How to create custom dashboards in Cloud Monitoring?
  33. What is Cloud Logging sink?
  34. How to use Log-based metrics?
  35. What is Cloud Trace and how does it help?
  36. What is Cloud Debugger?
  37. What is Cloud Profiler?
  38. How to use Deployment Manager for infrastructure as code?
  39. How to manage CI/CD pipelines with Cloud Build?
  40. How to deploy container images from Artifact Registry?
  41. What is Skaffold?
  42. What is Cloud Tasks?
  43. How to implement retry policies in Pub/Sub?
  44. What is Eventarc?
  45. How to integrate Eventarc with Cloud Run?
  46. How to use Cloud Composer (Airflow) for workflow orchestration?
  47. What is Cloud Dataprep?
  48. How to monitor cost using Cloud Billing Reports?
  49. Difference between Coldline and Archive for backup.
  50. How to implement Disaster Recovery in GCP?

Advanced Level

  1. How to design multi-region architecture in GCP?
  2. How does global load balancing work in GCP?
  3. How to optimize BigQuery for large-scale analytics?
  4. How to partition and cluster tables in BigQuery for performance?
  5. How to implement streaming pipelines using Dataflow?
  6. Difference between Dataflow and Dataproc.
  7. How to implement high availability in Cloud Spanner?
  8. How to scale Bigtable for high throughput workloads?
  9. How to secure Cloud Storage using IAM and ACLs?
  10. How to implement VPC Service Controls?
  11. How to integrate Cloud Functions with Pub/Sub and Firestore?
  12. How to secure Cloud Run services with IAP?
  13. How to implement Cloud Armor security policies?
  14. How to set up custom domains with App Engine?
  15. How to use Cloud CDN with backend services?
  16. How to configure multi-region replication in Cloud Storage?
  17. How to implement workflow orchestration using Cloud Composer?
  18. How to optimize cost in GCP projects?
  19. How to implement CI/CD pipelines with Cloud Build and GitHub?
  20. How to configure automated deployment triggers?
  21. How to implement multi-tenant solutions on GCP?
  22. How to integrate AI/ML with BigQuery ML?
  23. How to deploy models using Vertex AI?
  24. Difference between AutoML and Vertex AI custom models.
  25. How to monitor AI/ML models in production?
  26. How to implement Pub/Sub ordering and message deduplication?
  27. How to configure Cloud Logging for enterprise workloads?
  28. How to use Cloud Monitoring metrics for autoscaling?
  29. How to implement secure service-to-service communication?
  30. How to use Cloud Router for dynamic routing?
  31. How to implement hybrid connectivity with VPN and Interconnect?
  32. How to integrate Cloud Storage with BigQuery for ETL pipelines?
  33. How to implement Data Loss Prevention (DLP) in GCP?
  34. How to set up organizational policies for governance?
  35. How to enforce security standards using Security Command Center?
  36. How to manage multi-project IAM permissions?
  37. How to configure Cloud Build for multi-environment deployments?
  38. How to implement event-driven architectures using Eventarc?
  39. How to integrate GCP services with on-prem systems?
  40. How to implement real-time analytics using Dataflow and BigQuery?
  41. How to implement disaster recovery for BigQuery datasets?
  42. How to use Stackdriver for monitoring multi-region services?
  43. How to optimize cost for Cloud SQL and Spanner instances?
  44. How to design containerized workloads using GKE?
  45. How to implement advanced security in GKE clusters?
  46. How to integrate Cloud Operations Suite for enterprise monitoring?
  47. How to deploy HPC workloads in Compute Engine?
  48. How to integrate Dataflow with Pub/Sub and BigQuery?
  49. How to implement service mesh with Anthos Service Mesh?
  50. How to secure sensitive data with CMEK and Customer-Supplied Keys?

Expert Level

  1. How to design a multi-region active-active architecture in GCP?
  2. How to implement enterprise governance using Organization Policies?
  3. How to secure multi-project environments at scale?
  4. How to implement zero-trust security in GCP?
  5. How to manage hybrid cloud workloads with Anthos?
  6. How to integrate multi-cloud pipelines with Anthos and Kubernetes?
  7. How to implement confidential computing with Confidential VMs?
  8. How to implement real-time ML pipelines using Vertex AI and Dataflow?
  9. How to design BigQuery for petabyte-scale analytics?
  10. How to implement high-throughput Pub/Sub architectures?
  11. How to monitor multi-region workloads using Cloud Operations Suite?
  12. How to enforce enterprise-wide tagging standards?
  13. How to implement FinOps practices in GCP?
  14. How to secure GKE clusters with Binary Authorization?
  15. How to integrate AI/ML with BigQuery and Vertex AI for predictive analytics?
  16. How to implement cross-region disaster recovery for Cloud SQL and Spanner?
  17. How to implement advanced IAM strategies across 100+ projects?
  18. How to manage secrets at scale using Secret Manager?
  19. How to implement real-time streaming analytics pipelines?
  20. How to design IoT solutions using IoT Core and Cloud Functions?
  21. How to integrate IoT with BigQuery and Dataflow?
  22. How to secure multi-cloud Kubernetes clusters with Anthos?
  23. How to implement enterprise-scale CI/CD pipelines?
  24. How to enforce multi-level compliance using Security Command Center and Cloud DLP?
  25. How to design hybrid and multi-cloud monitoring solutions?
  26. How to implement advanced cost optimization strategies?
  27. How to architect AI-driven enterprise solutions on GCP?
  28. How to implement predictive maintenance pipelines with Vertex AI?
  29. How to integrate Pub/Sub with third-party services at scale?
  30. How to implement event-driven microservices using Eventarc and Cloud Run?
  31. How to design Bigtable for low-latency financial workloads?
  32. How to implement multi-region disaster recovery for Bigtable?
  33. How to integrate Cloud Functions with Anthos-managed services?
  34. How to implement advanced network security with VPC Service Controls?
  35. How to manage enterprise-grade CI/CD for Anthos clusters?
  36. How to implement high availability for mission-critical applications?
  37. How to implement automated compliance monitoring using Cloud Config and Security Command Center?
  38. How to deploy HPC workloads for scientific computing?
  39. How to secure sensitive workloads with CMEK and Cloud KMS at scale?
  40. How to implement multi-cloud AI/ML pipelines with Vertex AI and Anthos?
  41. How to design globally distributed BigQuery datasets?
  42. How to monitor and alert for enterprise-scale deployments?
  43. How to implement container-native security best practices in GKE?
  44. How to integrate GCP services with external monitoring and SIEM solutions?
  45. How to implement enterprise-grade service mesh architectures?
  46. How to enforce zero-trust policies across hybrid environments?
  47. How to manage large-scale IoT fleets with Cloud IoT and Pub/Sub?
  48. How to implement real-time fraud detection pipelines using BigQuery and ML?
  49. How to enforce organization-wide tagging, naming, and governance policies?
  50. How to architect GCP for 99.999% availability and business continuity?

Related Topics


   Google_Cloud_Spanner   
   Google BigQuery   
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08 July 2021

#AWS

#AWS

Key Concepts


Topic Sub-Topics Basic Intermediate Advanced Expert
Core Concepts Cloud basics, AWS global infrastructure, Regions & AZs, Shared responsibility model ✅ ✅ ❌ ❌
Compute EC2 basics, AMIs, Autoscaling, Elastic Load Balancer, EC2 Spot/Reserved Instances ✅ ✅ ✅ ✅
Storage S3 basics, Versioning, Lifecycle rules, Glacier, EBS, EFS, FSx ✅ ✅ ✅ ✅
Networking VPC, Subnets, Route tables, Internet Gateway, NAT, Security Groups, NACLs ✅ ✅ ✅ ✅
Databases RDS basics, DynamoDB, Aurora, Redshift, ElastiCache ✅ ✅ ✅ ✅
Security & IAM IAM users/roles/policies, KMS, Secrets Manager, Cognito, GuardDuty ✅ ✅ ✅ ✅
Serverless Lambda basics, EventBridge, API Gateway, Step Functions, SAM, AppSync ❌ ✅ ✅ ✅
Containers ECS, Fargate, EKS, ECR, Service Mesh (App Mesh) ❌ ✅ ✅ ✅
Monitoring & Logging CloudWatch, CloudTrail, X-Ray, AWS Config ✅ ✅ ✅ ✅
Cost Management Cost Explorer, Budgets, Trusted Advisor, Savings Plans, RI management ✅ ✅ ✅ ✅
DevOps & CI/CD CodeCommit, CodeBuild, CodeDeploy, CodePipeline, CloudFormation, CDK ❌ ✅ ✅ ✅
Analytics Athena, EMR, Glue, Kinesis, QuickSight, Data Pipeline ❌ ✅ ✅ ✅
AI/ML Services SageMaker, Comprehend, Rekognition, Lex, Polly, Transcribe ❌ ✅ ✅ ✅
Migration & Hybrid Snowball, Snowmobile, DMS, Storage Gateway, Outposts ❌ ✅ ✅ ✅
Edge & Global Services CloudFront, Route 53, Global Accelerator, Wavelength ❌ ✅ ✅ ✅
Advanced Security WAF, Shield, Inspector, Macie, Control Tower, Organizations ❌ ✅ ✅ ✅
Enterprise Architecture Well-Architected Framework, Multi-account strategy, Landing Zones ❌ ✅ ✅ ✅
Advanced Compute HPC on AWS, Graviton instances, Inferentia, Elastic Fabric Adapter ❌ ❌ ✅ ✅
Big Data & Lakehouse Lake Formation, Glue Data Catalog, Redshift Spectrum, OpenSearch ❌ ❌ ✅ ✅
Expert Topics Multi-region design, Disaster recovery, Chaos engineering, Governance at scale ❌ ❌ ✅ ✅

Interview question

Basic Level

  1. What is AWS and why is it used?
  2. What are the benefits of cloud computing?
  3. Explain the AWS shared responsibility model.
  4. What is an Availability Zone?
  5. What is the difference between Region and AZ?
  6. What is EC2 in AWS?
  7. What are the different EC2 instance types?
  8. What is an AMI?
  9. What is the difference between On-Demand, Reserved, and Spot instances?
  10. What is S3 in AWS?
  11. What are the storage classes in S3?
  12. What is the difference between S3 and EBS?
  13. What is Elastic Block Store (EBS)?
  14. What is an Elastic IP?
  15. What is the difference between stopping and terminating an EC2 instance?
  16. What is IAM in AWS?
  17. What is the difference between IAM User, Group, and Role?
  18. What is the difference between Security Groups and NACLs?
  19. What is Auto Scaling?
  20. What is CloudWatch used for?
  21. What is CloudTrail?
  22. What is AWS Config?
  23. What is Route 53?
  24. What are the routing policies in Route 53?
  25. What is a VPC?
  26. What is the difference between public and private subnets?
  27. What is an Internet Gateway?
  28. What is a NAT Gateway?
  29. What is Elastic Load Balancer?
  30. What are the types of Load Balancers in AWS?
  31. What is Amazon RDS?
  32. What is the difference between RDS and DynamoDB?
  33. What is Amazon Aurora?
  34. What is Amazon ElastiCache?
  35. What is AWS Lambda?
  36. What are Lambda triggers?
  37. What is the maximum timeout for Lambda?
  38. What is CloudFormation?
  39. What is AWS Elastic Beanstalk?
  40. What is the AWS Free Tier?
  41. What is AWS CLI?
  42. What is AWS SDK?
  43. What are Tags in AWS?
  44. What is S3 versioning?
  45. What is S3 lifecycle policy?
  46. What is MFA delete in S3?
  47. What are Spot Fleet requests?
  48. What is Elastic File System (EFS)?
  49. What is the difference between EFS and EBS?
  50. What is Amazon SNS?

Intermediate Level

  1. How do you design a VPC with public and private subnets?
  2. What is VPC Peering?
  3. What is AWS Transit Gateway?
  4. How does Direct Connect work?
  5. Difference between Internet Gateway and NAT Gateway.
  6. What is an Elastic Network Interface (ENI)?
  7. What is a Placement Group in EC2?
  8. Difference between Cluster, Spread, and Partition placement groups.
  9. How does S3 Cross-Region Replication work?
  10. What is S3 Transfer Acceleration?
  11. Difference between EFS and FSx.
  12. What is AWS Storage Gateway?
  13. Difference between RDS Multi-AZ and Read Replicas.
  14. How does Aurora differ from RDS?
  15. What are DynamoDB Streams?
  16. What is DynamoDB TTL?
  17. Difference between DynamoDB Provisioned and On-Demand capacity modes.
  18. What is DynamoDB Accelerator (DAX)?
  19. What is Redshift?
  20. How does Redshift differ from RDS?
  21. What is AWS Glue?
  22. What is Amazon Kinesis?
  23. Difference between Kinesis Data Streams and Firehose.
  24. What is AWS Step Functions?
  25. What is API Gateway in AWS?
  26. What is the difference between API Gateway REST API and HTTP API?
  27. How does Cognito provide authentication?
  28. What is AWS Secrets Manager vs Parameter Store?
  29. What is AWS Trusted Advisor?
  30. What is the AWS Well-Architected Framework?
  31. What are the 5 pillars of the Well-Architected Framework?
  32. What is Elastic Beanstalk vs ECS?
  33. What is EKS and how does it differ from ECS?
  34. What is Fargate?
  35. What is CloudFront?
  36. Difference between CloudFront and Global Accelerator.
  37. What is AWS Organizations?
  38. What are Service Control Policies (SCPs)?
  39. What is AWS Control Tower?
  40. What is a Landing Zone in AWS?
  41. What is AWS Firewall Manager?
  42. What is AWS Shield?
  43. What is AWS WAF?
  44. What is Macie?
  45. What is GuardDuty?
  46. What is Inspector?
  47. What is AWS Security Hub?
  48. What is AWS Cost Explorer?
  49. What is AWS Budgets?
  50. What is AWS Pricing Calculator?

Advanced Level

  1. Difference between ALB, NLB, and CLB.
  2. What are VPC Endpoints (Gateway vs Interface)?
  3. How does Transit Gateway differ from VPC Peering?
  4. How to design a multi-region active-active architecture?
  5. How to achieve high availability in AWS?
  6. How does Elastic Disaster Recovery work?
  7. How to implement cross-region failover?
  8. What are Global Tables in DynamoDB?
  9. How to optimize DynamoDB for large workloads?
  10. What is a partition key and sort key in DynamoDB?
  11. How to implement caching for DynamoDB?
  12. How does Aurora Global Database work?
  13. How does Redshift Spectrum work?
  14. How to optimize Redshift queries?
  15. How to secure S3 at scale?
  16. What is S3 Object Lock?
  17. How to integrate KMS with S3, RDS, and EBS?
  18. How to use Customer Managed Keys (CMKs)?
  19. What is Envelope Encryption?
  20. What is AWS Certificate Manager?
  21. What is IAM Access Analyzer?
  22. What is Resource Access Manager (RAM)?
  23. How to set up cross-account roles?
  24. How to configure hybrid connectivity with AWS?
  25. Difference between VPN and Direct Connect.
  26. What is PrivateLink?
  27. What is AWS App Mesh?
  28. What is Amazon MQ?
  29. What is EventBridge?
  30. What is Elastic Transcoder?
  31. What is AWS Batch?
  32. What is HPC on AWS?
  33. What is AWS Outposts?
  34. What is AWS Local Zones?
  35. What is AWS Wavelength?
  36. How does CloudWatch Logs Insights work?
  37. How does AWS X-Ray work?
  38. How to integrate Step Functions with Lambda?
  39. What is AppSync?
  40. What is SageMaker?
  41. How to deploy ML models using SageMaker?
  42. What is SageMaker Ground Truth?
  43. What is AWS Lake Formation?
  44. What is AWS Data Exchange?
  45. What is AWS Glue DataBrew?
  46. What is EMR?
  47. Difference between EMR and Glue.
  48. What is Kinesis Analytics?
  49. What is AWS Personalize?
  50. What is AWS Forecast?

Expert Level

  1. How do you enforce governance across multiple AWS accounts?
  2. How do you implement a multi-account security strategy?
  3. How do you implement zero-trust security on AWS?
  4. How do you architect for 99.999% availability?
  5. How do you run HPC workloads at scale in AWS?
  6. How do you design a DR strategy across regions?
  7. How do you run multi-region active-active workloads?
  8. How do you secure sensitive workloads on AWS?
  9. How to integrate AWS with hybrid and multi-cloud setups?
  10. How to implement CI/CD pipelines across multiple accounts?
  11. How to design an enterprise data lake on AWS?
  12. How to manage petabyte-scale data pipelines in AWS?
  13. How to design analytics platforms with Redshift and Athena?
  14. How to optimize costs for thousands of AWS accounts?
  15. What is the AWS Well-Architected Tool?
  16. How to apply FinOps practices in AWS?
  17. How to monitor costs in real time across accounts?
  18. How to enforce IAM best practices at scale?
  19. How to use Control Tower for enterprise governance?
  20. How to secure S3 data lakes for compliance?
  21. How to design architectures for GDPR and HIPAA compliance?
  22. How to implement chaos engineering in AWS?
  23. How to test failover between AWS regions?
  24. How to set up automated account vending in AWS?
  25. How to enforce SCPs across hundreds of accounts?
  26. How to integrate AWS with ServiceNow for governance?
  27. How to build enterprise observability in AWS?
  28. How to monitor multi-region workloads in CloudWatch?
  29. How to implement AI/ML pipelines with SageMaker?
  30. How to build real-time analytics pipelines with Kinesis and Lambda?
  31. How to deploy global APIs with API Gateway and CloudFront?
  32. How to run Kubernetes workloads at scale on EKS?
  33. How to secure Kubernetes workloads in AWS?
  34. How to use service mesh for multi-region workloads?
  35. How to implement advanced IAM policy design?
  36. How to run blockchain workloads on AWS?
  37. How to implement AWS Nitro Enclaves?
  38. How to run confidential computing workloads?
  39. How to design architectures for low-latency trading systems?
  40. How to handle compliance audits in AWS?
  41. How to use Security Hub across organizations?
  42. How to automate remediation with AWS Systems Manager?
  43. How to build self-healing architectures in AWS?
  44. How to implement automated incident response in AWS?
  45. How to run large-scale IoT workloads in AWS?
  46. How to implement AWS Greengrass?
  47. How to run robotics workloads on AWS RoboMaker?
  48. How to implement AWS Private 5G?
  49. How to integrate Outposts with hybrid environments?
  50. How to design enterprise-scale multi-cloud architecture with AWS?

Related Topics


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29 June 2021

#OpenStack

#OpenStack

Key Concepts


Topic Sub-Topics Basic Intermediate Advanced Expert
Compute Nova, Hypervisors (KVM, QEMU), Flavors, Images ✅ ✅ ✅ ✅
Networking Neutron, Networks, Subnets, Routers, Security Groups, Load Balancers, VPN ✅ ✅ ✅ ✅
Storage Cinder (Block), Swift (Object), Manila (File), Storage Pools ✅ ✅ ✅ ✅
Identity & Access Keystone, Users, Projects, Roles, Domains, Policies ✅ ✅ ✅ ✅
Dashboard / UI Horizon, Panels, Roles, Customization ✅ ✅ ✅ ✅
Orchestration Heat, Stacks, Templates, Autoscaling ✅ ✅ ✅ ✅
Telemetry / Monitoring Ceilometer, Gnocchi, Aodh, Monasca ✅ ✅ ✅ ✅
Image Management Glance, Image Registry, Image Formats ✅ ✅ ✅ ✅
Bare Metal / Hardware Ironic, PXE Boot, Node Provisioning ✅ ✅ ✅ ✅
Messaging / Queue RabbitMQ, Zaqar ✅ ✅ ✅ ✅
Container Integration Magnum, Zun, Kubernetes on OpenStack ✅ ✅ ✅ ✅
Security Barbican (Key Management), Security Groups, Policy.json, Vault Integration ✅ ✅ ✅ ✅
API & CLI OpenStack CLI, REST APIs, SDKs, Authentication ✅ ✅ ✅ ✅
High Availability & Scaling HA Controllers, Distributed Services, Load Balancing ✅ ✅ ✅ ✅
Deployment & Automation DevStack, Kolla, TripleO, Ansible ✅ ✅ ✅ ✅
Networking Advanced ML2, VLAN, VXLAN, SDN Plugins, Neutron Agents ✅ ✅ ✅ ✅
Storage Advanced Multi-backend, Snapshots, Backups, Replication ✅ ✅ ✅ ✅
Logging & Auditing Syslog, ELK Integration, Audit Trails ✅ ✅ ✅ ✅
Backup & Recovery Volume Snapshots, Image Backup, Disaster Recovery ✅ ✅ ✅ ✅
Specialized Services Trove (DBaaS), Sahara (Big Data), Zaqar (Messaging), Manila (Shared Storage) ✅ ✅ ✅ ✅

Interview question

Basic Level

  1. What is OpenStack?
  2. List the core components of OpenStack.
  3. What is Nova in OpenStack?
  4. What is the role of Neutron?
  5. What is Keystone in OpenStack?
  6. What is Horizon?
  7. What is Glance used for?
  8. What is Cinder used for?
  9. What is Swift used for?
  10. What are Flavors in OpenStack?
  11. Difference between Compute and Hypervisor.
  12. What are Security Groups?
  13. What is a Project/Tenant in OpenStack?
  14. What is a Domain in Keystone?
  15. What is an Image in OpenStack?
  16. What is an Instance in OpenStack?
  17. Difference between Instance and Flavor.
  18. What is a Network in Neutron?
  19. What is a Subnet in Neutron?
  20. What is a Router in OpenStack?
  21. Difference between Public and Private Networks.
  22. What is Floating IP?
  23. How to launch an instance from Horizon?
  24. How to launch an instance using CLI?
  25. What is a Volume in Cinder?
  26. What is a Snapshot?
  27. Difference between Snapshot and Backup.
  28. What is the default image format in Glance?
  29. What is a Key Pair in OpenStack?
  30. Difference between Key Pair and Password Authentication.
  31. What is Nova Scheduler?
  32. What is the difference between Bare Metal and VM instances?
  33. What is a Tenant Network?
  34. What is LBaaS in OpenStack?
  35. What is Heat used for?
  36. What is DevStack?
  37. What is Magnum?
  38. What is Zun?
  39. What is Manila?
  40. What is Trove?
  41. What is Sahara?
  42. What is Zaqar?
  43. What is Ironic?
  44. What is a Compute Node?
  45. What is a Controller Node?
  46. What is a Message Queue in OpenStack?
  47. What is RabbitMQ used for?
  48. What is an Endpoint in Keystone?
  49. How to check the OpenStack version?
  50. What is the OpenStack CLI?

Intermediate Level

  1. How to create a flavor using CLI?
  2. How to create a network using CLI?
  3. How to create a subnet in Neutron?
  4. How to attach a volume to an instance?
  5. How to create a snapshot of a volume?
  6. How to create a key pair using CLI?
  7. How to launch an instance using a custom image?
  8. How to create a router in Neutron?
  9. How to configure Floating IPs for instances?
  10. How to manage Security Groups using CLI?
  11. How to create a Project/Tenant?
  12. How to assign roles to a user in a project?
  13. How to upload an image to Glance?
  14. How to delete an image from Glance?
  15. How to scale instances using Nova?
  16. How to create an autoscaling Heat template?
  17. How to manage instance metadata?
  18. How to configure LBaaS for a network?
  19. How to configure VPNaaS?
  20. How to enable HA for Compute nodes?
  21. How to monitor instances using Ceilometer?
  22. How to collect telemetry data with Gnocchi?
  23. How to trigger alarms with Aodh?
  24. How to manage logs using Monasca?
  25. How to integrate Horizon with Keystone?
  26. How to customize Horizon panels?
  27. How to register a new hypervisor with Nova?
  28. How to manage projects and quotas?
  29. How to configure object storage container policies?
  30. How to configure versioning in Swift?
  31. How to use Glance image properties?
  32. How to migrate instances between hosts?
  33. How to attach a network interface to an instance?
  34. How to use Heat stack outputs?
  35. How to manage multiple tenants?
  36. How to configure QoS in Neutron?
  37. How to configure VLAN and VXLAN networks?
  38. How to set up OpenStack CLI environment variables?
  39. How to use OpenStack SDKs?
  40. How to integrate OpenStack with LDAP for authentication?
  41. How to enable Horizon multi-tenancy?
  42. How to manage Nova flavors programmatically?
  43. How to use Cinder volume types?
  44. How to implement encryption for Cinder volumes?
  45. How to implement Swift object versioning?
  46. How to deploy containerized workloads using Magnum?
  47. How to deploy Docker containers with Zun?
  48. How to manage shared file systems using Manila?
  49. How to monitor usage quotas per project?
  50. How to enable detailed logging for services?

Advanced Level

  1. How to configure multi-host Nova scheduler policies?
  2. How to implement HA for Keystone and Horizon?
  3. How to configure Neutron L3 agents for multiple routers?
  4. How to implement advanced Security Groups and Firewall rules?
  5. How to configure distributed LBaaS with Octavia?
  6. How to design multi-backend Cinder storage?
  7. How to implement Swift replication across regions?
  8. How to manage large-scale Glance image catalogs?
  9. How to implement Nova cell architecture?
  10. How to optimize VM placement with Nova scheduler filters?
  11. How to configure Ceilometer for multi-tenant metrics collection?
  12. How to implement custom alarms using Aodh?
  13. How to integrate Monasca with external monitoring systems?
  14. How to implement custom Heat templates for enterprise deployment?
  15. How to configure automatic stack scaling with Heat?
  16. How to integrate Keystone with external identity providers?
  17. How to implement advanced network segmentation using ML2 plugins?
  18. How to configure VXLAN and VLAN networks for multi-tenant isolation?
  19. How to configure DHCP, L3, and Metadata agents in Neutron?
  20. How to implement distributed firewall policies?
  21. How to secure Cinder and Swift with encryption and key management?
  22. How to implement multi-region Swift storage replication?
  23. How to configure object lifecycle policies in Swift?
  24. How to implement GPU scheduling in Nova?
  25. How to monitor instance performance metrics in large deployments?
  26. How to automate instance backups and recovery?
  27. How to integrate OpenStack with Ceph for storage backend?
  28. How to implement high availability for Gnocchi and Aodh?
  29. How to configure advanced logging with Monasca and ELK?
  30. How to deploy containerized clusters with Magnum at scale?
  31. How to implement advanced orchestration using Heat and Ansible?
  32. How to optimize resource allocation across multiple tenants?
  33. How to implement quota management policies for projects?
  34. How to implement advanced Horizon customizations for enterprise users?
  35. How to deploy and scale Ironic bare metal nodes?
  36. How to implement service discovery for OpenStack services?
  37. How to implement disaster recovery for Nova and Cinder?
  38. How to integrate OpenStack with external storage arrays?
  39. How to implement automated monitoring and alerting for all services?
  40. How to configure multi-availability zone deployments?
  41. How to implement advanced firewall rules with Neutron plugins?
  42. How to optimize Cinder volume performance for high IOPS workloads?
  43. How to implement shared file systems with Manila at scale?
  44. How to integrate Trove DBaaS with applications?
  45. How to deploy Hadoop/Spark clusters using Sahara?
  46. How to implement messaging services with Zaqar at scale?
  47. How to integrate OpenStack services with CI/CD pipelines?
  48. How to implement advanced auditing and compliance logging?
  49. How to troubleshoot multi-service dependency failures?
  50. How to implement enterprise-grade security policies across OpenStack?

Expert Level

  1. How to architect multi-region OpenStack deployments?
  2. How to implement zero-downtime upgrades for OpenStack services?
  3. How to design enterprise-grade HA for Nova, Cinder, and Neutron?
  4. How to implement multi-cell Nova architecture for thousands of VMs?
  5. How to implement advanced network overlays for hybrid cloud integration?
  6. How to design multi-tenant storage with replication and encryption?
  7. How to implement multi-backend Glance image services at scale?
  8. How to implement global object replication for Swift?
  9. How to integrate OpenStack with VMware and external cloud platforms?
  10. How to implement advanced telemetry aggregation for enterprise analytics?
  11. How to automate orchestration with Heat, Ansible, and Terraform?
  12. How to implement hybrid cloud container orchestration with Magnum?
  13. How to deploy and manage Kubernetes clusters via Zun and Magnum?
  14. How to implement enterprise-grade disaster recovery plans?
  15. How to implement automated scaling across compute and storage?
  16. How to enforce enterprise security compliance using Keystone and Barbican?
  17. How to manage multi-datacenter storage replication?
  18. How to optimize network performance for multi-tenant workloads?
  19. How to implement confidential computing with secure nodes?
  20. How to integrate OpenStack logging with enterprise SIEM systems?
  21. How to implement advanced monitoring and predictive analytics?
  22. How to deploy and manage HPC clusters in OpenStack?
  23. How to implement advanced quota and resource scheduling?
  24. How to integrate OpenStack with enterprise LDAP/Active Directory at scale?
  25. How to implement advanced identity federation strategies?
  26. How to design multi-service dependency monitoring?
  27. How to optimize storage backend for mixed workloads?
  28. How to implement large-scale Heat orchestration pipelines?
  29. How to secure bare metal nodes with Ironic at enterprise scale?
  30. How to implement multi-region and multi-cloud backup strategies?
  31. How to integrate OpenStack with public cloud services?
  32. How to implement service mesh patterns in OpenStack environments?
  33. How to troubleshoot cross-service failures at enterprise scale?
  34. How to implement fine-grained RBAC across thousands of users?
  35. How to implement advanced API rate limiting and throttling?
  36. How to integrate OpenStack with external monitoring and alerting tools?
  37. How to implement automated CI/CD for OpenStack service updates?
  38. How to manage large-scale shared file systems with Manila?
  39. How to optimize Neutron networks for high-performance workloads?
  40. How to implement advanced security compliance auditing?
  41. How to monitor performance of multi-region OpenStack clusters?
  42. How to integrate OpenStack with AI/ML workloads?
  43. How to implement predictive scaling for Nova and Magnum workloads?
  44. How to enforce enterprise-wide policy compliance across projects?
  45. How to implement hybrid cloud networking with multi-cloud VPCs?
  46. How to secure inter-service communication in multi-region OpenStack?
  47. How to implement zero-trust security models in OpenStack?
  48. How to design OpenStack for 99.999% availability?
  49. How to implement cross-cloud orchestration for hybrid deployments?
  50. How to optimize OpenStack for petabyte-scale storage and analytics?

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23 June 2021

#Collections

#Collections

Key Concepts


Topic Sub-Topics (comma separated) Basic Intermediate Advanced Expert
Collections Framework Collection Interface, Map Interface, Iterator, Iterable ✅ ✅
Core Interfaces List, Set, Queue, Deque, Map, SortedMap, NavigableMap ✅ ✅ ✅
List Implementations ArrayList, LinkedList, Vector, Stack ✅ ✅
Set Implementations HashSet, LinkedHashSet, TreeSet ✅ ✅ ✅
Queue Implementations PriorityQueue, ArrayDeque, BlockingQueue ✅ ✅
Map Implementations HashMap, LinkedHashMap, TreeMap, Hashtable, ConcurrentHashMap ✅ ✅ ✅ ✅
Legacy Collections Enumeration, Vector, Hashtable, Properties ✅ ✅
Iteration Techniques Iterator, ListIterator, For-Each, Stream Iteration ✅ ✅ ✅
Utility Classes Collections Class, Arrays Class, Comparator, Comparable ✅ ✅ ✅ ✅
Sorting & Searching Comparable, Comparator, Collections.sort(), Binary Search ✅ ✅ ✅ ✅
Synchronization Synchronized Collections, CopyOnWriteArrayList, Concurrent Collections ✅ ✅ ✅
Concurrent Collections ConcurrentHashMap, ConcurrentLinkedQueue, BlockingQueue, CopyOnWriteArraySet ✅ ✅ ✅
Performance Considerations Time Complexity, Space Complexity, Big-O of Collection Operations ✅ ✅ ✅ ✅
Streams & Collections Stream API Integration, Collectors, Parallel Streams, Mapping/Reducing ✅ ✅ ✅
Custom Implementations Custom Comparator, Custom Collection, Wrapper Classes ✅ ✅ ✅
Weak & Special Collections WeakHashMap, IdentityHashMap, EnumMap, Soft References ✅ ✅
Advanced Data Structures LinkedHashMap (access order), TreeMap with Custom Comparator, PriorityQueue Customization ✅ ✅
Best Practices Choosing Right Collection, Fail-Fast vs Fail-Safe, Memory Considerations ✅ ✅ ✅ ✅
Garbage Collection & References WeakReference, SoftReference, PhantomReference in Collections ✅ ✅
Real-time Use Cases Caching with Maps, Thread-Safe Queues, LRU Cache with LinkedHashMap ✅ ✅ ✅

Interview question

Basic

  1. What is the Java Collections Framework?
  2. Difference between Collection and Collections in Java?
  3. What are the main interfaces in the Java Collections Framework?
  4. Difference between List, Set, and Map?
  5. What is the difference between Array and ArrayList?
  6. What is the difference between ArrayList and LinkedList?
  7. Difference between HashSet and TreeSet?
  8. What is the difference between HashMap and Hashtable?
  9. What is the difference between HashMap and LinkedHashMap?
  10. What is the difference between HashMap and TreeMap?
  11. What is the default load factor of HashMap?
  12. How does HashMap handle collisions?
  13. What is the initial capacity of HashMap?
  14. What is the difference between fail-fast and fail-safe iterators?
  15. How do you iterate over a List in Java?
  16. How do you sort a List in Java?
  17. How do you reverse a List in Java?
  18. What is the use of Collections utility class?
  19. How do you make a List thread-safe?
  20. What is the difference between synchronized collections and concurrent collections?
  21. What is the difference between ArrayDeque and LinkedList as a Queue?
  22. What is the difference between Stack and Deque?
  23. What is the difference between PriorityQueue and TreeSet?
  24. How does PriorityQueue maintain ordering?
  25. What is the difference between Comparable and Comparator?

Intermediate

  1. Explain how HashMap works internally.
  2. What is the role of hashCode() and equals() in collections?
  3. Why are hashCode() and equals() important in HashMap/HashSet?
  4. What happens if you override equals() but not hashCode()?
  5. What happens if you override hashCode() but not equals()?
  6. What is the difference between shallow copy and deep copy in collections?
  7. How do you create an immutable collection in Java?
  8. What is the difference between unmodifiable and immutable collections?
  9. What are WeakHashMap and its use cases?
  10. How does IdentityHashMap differ from HashMap?
  11. What is EnumSet and EnumMap?
  12. What is the difference between LinkedHashSet and TreeSet?
  13. How does ConcurrentHashMap achieve thread safety?
  14. What is the difference between CopyOnWriteArrayList and ArrayList?
  15. What is the difference between ConcurrentSkipListMap and TreeMap?
  16. What is the difference between BlockingQueue and ConcurrentLinkedQueue?
  17. Explain how LinkedHashMap maintains insertion order.
  18. What is LRU cache and how can you implement it using LinkedHashMap?
  19. What are NavigableMap and NavigableSet?
  20. Explain differences between TreeSet and TreeMap.
  21. How do you synchronize a HashMap?
  22. What is the difference between Collections.synchronizedList and CopyOnWriteArrayList?
  23. What is Spliterator in Java collections?
  24. How do you iterate a map using Java 8 forEach?
  25. How do you convert between arrays and collections?

Advanced

  1. Explain HashMap resizing and rehashing process.
  2. What is the significance of 0.75 load factor in HashMap?
  3. What happens when two keys have the same hashCode in HashMap?
  4. What is the role of linked lists and balanced trees in HashMap buckets (Java 8+)?
  5. Explain the performance differences between ArrayList, LinkedList, and Vector.
  6. How does TreeMap ensure sorting of keys?
  7. Difference between natural ordering and custom ordering in TreeMap/TreeSet?
  8. How does ConcurrentHashMap split data into segments? (Java 7 vs Java 8)
  9. What is the difference between parallelStream() and stream() on collections?
  10. What is a fail-fast iterator? Which collections are fail-fast?
  11. What is a fail-safe iterator? Which collections are fail-safe?
  12. How does CopyOnWriteArrayList work internally?
  13. What are weak references and how does WeakHashMap use them?
  14. How does IdentityHashMap use reference equality?
  15. Explain the difference between Hashtable and ConcurrentHashMap.
  16. How does EnumMap achieve better performance than HashMap?
  17. What are concurrent collections introduced in Java 5?
  18. What is the difference between ArrayBlockingQueue and LinkedBlockingQueue?
  19. How does PriorityBlockingQueue work?
  20. What is DelayQueue and its use cases?
  21. How does LinkedTransferQueue work?
  22. What is the difference between ConcurrentLinkedDeque and ArrayDeque?
  23. How do you implement producer-consumer using BlockingQueue?
  24. How do you avoid ConcurrentModificationException in collections?
  25. Explain the difference between Collections.emptyList() and new ArrayList<>().

Expert

  1. Explain the red-black tree implementation in TreeMap.
  2. How does HashMap deal with hash collisions after Java 8?
  3. What is tail binning in ConcurrentHashMap?
  4. Explain bin migration in ConcurrentHashMap.
  5. What is structural modification in collections?
  6. How does Java?s ForkJoinPool interact with parallel streams on collections?
  7. How do you implement a custom collection in Java?
  8. What interfaces must a custom collection implement?
  9. How do you implement a custom comparator for complex sorting?
  10. How does Spliterator support parallelism in Java collections?
  11. What is the role of characteristics in Spliterator (e.g., ORDERED, DISTINCT, SIZED)?
  12. How do you use Collectors.toMap() without causing IllegalStateException on duplicate keys?
  13. How do you optimize collection performance for read-heavy workloads?
  14. How do you optimize collection performance for write-heavy workloads?
  15. How does ConcurrentSkipListMap ensure thread safety and ordering?
  16. Explain the difference between segment-locking (Java 7) and bucket-level locking (Java 8) in ConcurrentHashMap.
  17. How do you implement a thread-safe LRU cache?
  18. Explain memory overhead of different collections.
  19. How do you implement multi-level sorting using Comparator chaining?
  20. How do you detect and handle memory leaks in collections?
  21. How do you implement an observer pattern with collections?
  22. How does the Stream API integrate with collections?
  23. How do you design collections for large-scale distributed systems?
  24. How do you tune GC behavior for large collections in JVM?
  25. Future of Java collections: how Project Valhalla and new JVM features might affect them?

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22 April 2021

#Automation_Anywhere

#Automation_Anywhere

Key Concepts


Topic SubTopic Basic Intermediate Advanced Expert
Introduction to RPA & AA RPA Overview, AA Architecture, Components ✅
Installation & Setup System Requirements, Installation, Licensing ✅
Control Room User Management, Bot Management, Scheduling, Workload Management ✅ ✅
Bot Creator Task Bots, Meta Bots, IQ Bots ✅ ✅ ✅
Task Bots Recorders, Commands, Loops, Conditions, Error Handling ✅ ✅
Meta Bots Creation, Reusability, Integration with Applications ✅ ✅
IQ Bots Cognitive Automation, Document Processing, ML Models ✅ ✅
Recorder Screen Recorder, Smart Recorder, Web Recorder ✅ ✅
Variables & Data Management System Variables, User Variables, Lists, Dictionaries ✅ ✅
Exception Handling Try-Catch, Error Handling, Logging, Notifications ✅ ✅
Workload Management Queues, SLA-based Processing, Prioritization ✅ ✅ ✅
Security & Credentials Credential Vault, Role-Based Access Control, Encryption ✅ ✅ ✅
Scheduling Control Room Scheduler, Trigger-based Execution, Queues ✅ ✅
Integration Web Services, APIs, Database Integration, SAP Automation ✅ ✅
Reusability & Modularity Bot Reusability, Modular Design, Packages ✅ ✅ ✅
Analytics Bot Insight, Reports, Dashboards, SLA Monitoring ✅ ✅ ✅
Deployment Bot Deployment, Version Control, Migration ✅ ✅ ✅
Advanced Features DLL Integration, Command Line Execution, OCR, AI ✅ ✅
Governance & Best Practices Naming Standards, Documentation, Review Process ✅ ✅ ✅
Cognitive Automation AI, ML, NLP, IQ Bot Training ✅ ✅
Scaling & Performance Load Balancing, Bot Farm, High Availability ✅ ✅
Cloud & Enterprise Automation Anywhere A2019/360, Cloud-Native Features ✅ ✅ ✅
Security Compliance Audit Logs, GDPR, SOX, HIPAA Compliance ✅ ✅
Certification & Careers AA Certifications, Interview Prep, Real-time Projects ✅ ✅ ✅ ✅

Interview question

Basic Level

  1. What is RPA and how does Automation Anywhere support it?
  2. What are the main features of Automation Anywhere?
  3. Explain the difference between Task Bot, Meta Bot, and IQ Bot.
  4. What is a Control Room in Automation Anywhere?
  5. What are the system requirements to install Automation Anywhere?
  6. Explain the Recorder types in Automation Anywhere.
  7. What is a Task Bot?
  8. What is a Meta Bot and when should it be used?
  9. Define IQ Bot and its purpose.
  10. What are System Variables in Automation Anywhere?
  11. What are the different types of Variables in AA?
  12. How do you create a simple Task Bot?
  13. What is the purpose of Loop command in AA?
  14. What is the difference between Smart Recorder and Screen Recorder?
  15. Explain the Error Handling command in Automation Anywhere.
  16. What are the advantages of using Automation Anywhere?
  17. How do you schedule a bot in AA?
  18. What is the use of Control Room in Automation Anywhere?
  19. How do you handle exceptions in Task Bots?
  20. What is Bot Store in Automation Anywhere?
  21. How do you export and import a bot in AA?
  22. What is the difference between Recorder and Smart Recorder?
  23. What is a Dictionary Variable in AA?
  24. Explain the purpose of Credential Vault.
  25. What are the default roles available in Control Room?

Intermediate Level

  1. What is Bot Creator and how does it work?
  2. Explain Bot Runner and its role.
  3. What is the role of Control Room in bot deployment?
  4. How do you assign bots to a Bot Runner?
  5. Explain Workload Management in AA.
  6. What are the key components of Meta Bot Designer?
  7. How do you integrate Automation Anywhere with a database?
  8. Explain the difference between Inline and Meta Bots.
  9. How do you configure Bot Scheduling in Control Room?
  10. What is the use of Try-Catch command?
  11. How do you use Email Automation in AA?
  12. How can you automate SAP using Automation Anywhere?
  13. Explain the role of User Management in Control Room.
  14. What is Bot Insight and its benefits?
  15. How do you share bots with other developers?
  16. What are packages in Automation Anywhere A2019/360?
  17. How do you integrate web services in Automation Anywhere?
  18. Explain Task Bot migration process between environments.
  19. How do you configure role-based access in AA Control Room?
  20. What are Queue Management features in AA?
  21. What is the difference between Attended and Unattended bots?
  22. How do you manage SLA-based processing in Workload Management?
  23. How do you use OCR in Automation Anywhere?
  24. What is the purpose of Meta Bot logic editor?
  25. How do you handle multiple bots running on the same machine?

Advanced Level

  1. Explain the architecture of Automation Anywhere Enterprise.
  2. How do you implement Credential Vault in enterprise security?
  3. What are the best practices for designing reusable bots?
  4. How do you implement audit logging in Automation Anywhere?
  5. Explain IQ Bot lifecycle and training process.
  6. How do you configure high availability in Automation Anywhere?
  7. What is the difference between A2019 and Enterprise v11 versions?
  8. How do you integrate Automation Anywhere with APIs?
  9. What are the advanced commands available in Automation Anywhere?
  10. How do you design bots for performance optimization?
  11. How do you monitor bot execution logs?
  12. Explain advanced features of Workload Management.
  13. How do you implement environment-specific variables?
  14. How do you handle unstructured data in Automation Anywhere?
  15. What is the difference between Automation Anywhere and UiPath?
  16. Explain advanced use cases of Meta Bots.
  17. How do you integrate Automation Anywhere with cognitive services?
  18. Explain DLL integration in Automation Anywhere.
  19. How do you debug complex bot failures?
  20. What is Bot Lifecycle Management in Automation Anywhere?
  21. How do you configure version control for bots?
  22. Explain the deployment process in multi-environment setup.
  23. How do you optimize bots for large-scale data processing?
  24. Explain best practices for Exception Handling framework.
  25. How do you configure external triggers for bot execution?

Expert Level

  1. How do you implement Automation Anywhere in a large enterprise setup?
  2. What is Automation Anywhere Enterprise A360 and its benefits?
  3. How do you design and manage a Bot Farm?
  4. What are the key considerations for RPA governance?
  5. Explain how AI/ML can be integrated with Automation Anywhere.
  6. How do you implement Bot migration across environments in AA360?
  7. How do you secure bots in highly regulated industries (Banking, Healthcare)?
  8. What is the difference between On-Premise and Cloud deployment of AA?
  9. How do you achieve disaster recovery in Automation Anywhere?
  10. Explain advanced IQ Bot features for document understanding.
  11. How do you implement DevOps for Automation Anywhere bots?
  12. What is the future roadmap of Automation Anywhere?
  13. How do you integrate Automation Anywhere with ServiceNow or ITSM tools?
  14. Explain AI Sense and Cognitive Automation in AA.
  15. How do you measure ROI of Automation Anywhere bots?
  16. How do you manage multi-bot scaling and orchestration?
  17. Explain security compliance features (GDPR, HIPAA, SOX).
  18. How do you implement reusable bot frameworks across teams?
  19. Explain Bot Governance Model.
  20. What are the limitations of Automation Anywhere and how to overcome them?
  21. How do you integrate Automation Anywhere with cloud-native services?
  22. Explain Bot Store marketplace and its enterprise use.
  23. How do you implement hybrid automation (RPA + AI + Human-in-the-loop)?
  24. What KPIs are used for measuring Automation Anywhere effectiveness?
  25. How do you prepare for Automation Anywhere certifications (Advanced RPA Professional, Master RPA Professional)?

Related Topics


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25 January 2021

#uDeploy

#udeploy

Key Concepts


Topic SubTopics Basic Intermediate Advanced Expert
Introduction & Basics Overview of uDeploy, Key Features, Use Cases, Comparison with other deployment tools ✅
Architecture Components (Server, Agents, Relays), Deployment Model, Communication Flow ✅ ✅
Installation & Setup System Requirements, Installing uDeploy Server, Installing Agents, Initial Configuration ✅ ✅
User Management Users, Roles, Groups, Permissions, Security Model ✅ ✅
Applications & Components Creating Applications, Defining Components, Versioning ✅ ✅
Processes Application Processes, Component Processes, Process Designer ✅ ✅
Environments Creating Environments, Resource Trees, Mapping Components ✅ ✅
Deployments Manual Deployment, Automated Deployment, Rollback Strategies ✅ ✅
Agents & Relays Agent Installation, Agent Pools, Agent Relays, Connectivity ✅ ✅ ✅
Integrations SCM Integration (Git, SVN), CI Tools (Jenkins), Artifact Repositories (Nexus, JFrog) ✅ ✅ ✅
Properties & Variables Environment Properties, Application Properties, Component Properties ✅ ✅
Version Management Component Versions, Version Imports, Version Clean-up ✅ ✅
Automation Scripts Groovy, Shell, Python scripting in uDeploy ✅ ✅
Plugins Using Plugins, Creating Custom Plugins, Plugin Architecture ✅ ✅ ✅
Security Authentication (LDAP, SSO), Authorization, Audit Logs ✅ ✅ ✅
High Availability & Scalability HA Setup, Load Balancing, Scaling Agents, Performance Tuning ✅ ✅
Advanced Deployment Strategies Blue-Green Deployment, Canary Deployment, Rolling Updates ✅ ✅
REST API Basics of uDeploy REST API, Automating with API, Advanced API Integrations ✅ ✅
Monitoring & Logging Logs, Monitoring Agents, Troubleshooting Deployments ✅ ✅ ✅
Disaster Recovery Backup & Restore, DR Strategy, Failover Setup ✅ ✅
Governance & Compliance Approval Gates, Audit Trails, Policy Enforcement ✅ ✅
Cloud & Container Deployments uDeploy with Docker, Kubernetes, OpenShift Integration ✅ ✅
DevOps & CI/CD Integration Pipeline Orchestration, End-to-End Automation ✅ ✅ ✅
Case Studies & Best Practices Real-world Scenarios, Large-Scale Implementations ✅ ✅
Future & Roadmap Evolving Features, Market Position, Enterprise Adoption Trends ✅

Interview question

📘 Basic Level

  1. What is IBM UrbanCode Deploy (uDeploy)?
  2. What are the key features of uDeploy?
  3. Explain the difference between UrbanCode Deploy, Build, and Release.
  4. What is the purpose of uDeploy agents?
  5. What is the function of the uDeploy server?
  6. What are components in uDeploy?
  7. What is an application in uDeploy?
  8. Explain the concept of an environment in uDeploy.
  9. What is a resource tree in uDeploy?
  10. How do you create a simple application in uDeploy?
  11. What is the purpose of processes in uDeploy?
  12. Explain the difference between application process and component process.
  13. What are artifacts in uDeploy?
  14. How do you import component versions into uDeploy?
  15. What are plugins in uDeploy?
  16. How do you install an agent in uDeploy?
  17. What is an agent relay?
  18. Explain the concept of snapshot in uDeploy.
  19. What is a deployment plan in uDeploy?
  20. What are properties in uDeploy?
  21. What is a basic rollback in uDeploy?
  22. How do you manually trigger a deployment in uDeploy?
  23. What are the advantages of using uDeploy compared to manual deployments?
  24. How does uDeploy help with DevOps practices?
  25. What types of applications can be deployed using uDeploy?

📗 Intermediate Level

  1. How do you configure users, groups, and roles in uDeploy?
  2. What is the difference between environment properties and application properties?
  3. How do you configure permissions in uDeploy?
  4. How do you integrate uDeploy with Jenkins?
  5. What is a snapshot, and how is it used in deployments?
  6. How do you configure resource trees in uDeploy?
  7. What are tags in uDeploy?
  8. How do you create and configure processes in uDeploy?
  9. How do you manage component versions in uDeploy?
  10. What is the difference between a template and a component in uDeploy?
  11. How do you configure an agent relay for secure communication?
  12. Explain the difference between manual and automated approvals in uDeploy.
  13. How do you configure LDAP authentication in uDeploy?
  14. How do you use properties and variables in deployment processes?
  15. What are the benefits of using snapshots for version control?
  16. How do you schedule deployments in uDeploy?
  17. How do you monitor agent connectivity in uDeploy?
  18. How do you view deployment history in uDeploy?
  19. How do you configure email notifications in uDeploy?
  20. Explain the role of plugins in extending uDeploy functionality.
  21. What is the use of UrbanCode Deploy blueprints?
  22. How do you configure uDeploy to work with Docker?
  23. How do you integrate uDeploy with Git?
  24. What are some common troubleshooting steps for agent connection issues?
  25. How do you back up and restore a uDeploy server?

📕 Advanced Level

  1. How does uDeploy handle versioning of components and applications?
  2. How do you implement a blue-green deployment in uDeploy?
  3. What is a canary deployment, and how can it be achieved in uDeploy?
  4. How do you configure rolling updates in uDeploy?
  5. Explain how uDeploy supports microservices deployments.
  6. How do you configure approval gates in a deployment pipeline?
  7. What are generic processes in uDeploy?
  8. How do you configure global properties in uDeploy?
  9. How do you manage dependencies between components in uDeploy?
  10. Explain the use of process designer in uDeploy.
  11. How do you implement rollback strategies in uDeploy?
  12. What is the purpose of agent pools in uDeploy?
  13. How do you scale agents across multiple environments?
  14. How do you use uDeploy REST APIs for automation?
  15. How do you configure uDeploy for high availability (HA)?
  16. How do you monitor and troubleshoot deployment failures?
  17. How do you secure secrets in uDeploy deployments?
  18. How do you integrate uDeploy with SonarQube or other quality tools?
  19. What is the difference between uDeploy snapshots and templates?
  20. How do you enforce compliance and audit policies in uDeploy?
  21. How do you configure approval workflows in uDeploy?
  22. What is the purpose of resource roles in uDeploy?
  23. How do you configure deployment targets across multiple data centers?
  24. Explain the difference between component processes and generic processes.
  25. How do you configure disaster recovery for uDeploy?

📓 Expert Level

  1. How do you design a scalable uDeploy architecture for enterprise use?
  2. How do you optimize uDeploy performance for thousands of deployments per day?
  3. What are best practices for structuring resource trees in large enterprises?
  4. How do you configure global security policies across multiple uDeploy servers?
  5. How do you implement continuous deployment using uDeploy pipelines?
  6. How do you integrate uDeploy with Kubernetes and OpenShift?
  7. How do you implement multi-cloud deployments with uDeploy?
  8. How do you configure advanced approval workflows with external tools?
  9. What are the advanced use cases of uDeploy REST API?
  10. How do you integrate uDeploy with ITSM tools like ServiceNow?
  11. How do you manage compliance reporting in highly regulated industries?
  12. How do you configure agent relay clustering for large-scale deployments?
  13. How do you implement zero-downtime deployments with uDeploy?
  14. How do you secure uDeploy against supply chain attacks?
  15. How do you manage secrets with HashiCorp Vault or CyberArk in uDeploy?
  16. How do you implement multi-region deployment strategies in uDeploy?
  17. How do you troubleshoot performance bottlenecks in large uDeploy installations?
  18. How do you migrate from manual deployments to automated uDeploy pipelines?
  19. What are strategies for migrating from another tool (like Jenkins or Ansible) to uDeploy?
  20. How do you configure advanced monitoring and observability for uDeploy with Prometheus/Grafana?
  21. How do you integrate uDeploy with Terraform and Infrastructure as Code (IaC)?
  22. How do you configure blueprints for hybrid cloud deployments?
  23. How do you manage petabyte-scale artifact storage with uDeploy?
  24. How do you enable governance and policy enforcement in large enterprises using uDeploy?
  25. What is the future roadmap of IBM UrbanCode Deploy in the DevOps ecosystem?

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03 January 2021

#Blue_Prism

#Blue_Prism

Key Concepts


Topic SubTopic Basic Intermediate Advanced Expert
Introduction to RPA & Blue Prism RPA Overview, Blue Prism Architecture, Components ✅
Installation & Setup System Requirements, Installation Steps, Licensing ✅
Studio Object Studio, Process Studio, Actions, Pages ✅ ✅
Process Development Process Flow, Decisions, Choices, Collections, Data Items ✅ ✅
Object Development Business Objects, Application Modeler, Spying Modes ✅ ✅
Control Room Session Management, Queue Management, Scheduling ✅ ✅
Work Queues Queue Setup, Exception Handling, Prioritization ✅ ✅
Exception Handling Recover, Resume, Exception Blocks, Best Practices ✅ ✅ ✅
Data Management Data Items, Environment Variables, Sessions Variables ✅ ✅
VBOs (Visual Business Objects) Built-in VBOs, Custom VBO Creation, Reusability ✅ ✅ ✅
Application Integration Windows, Web, Mainframe, Java Automation ✅ ✅ ✅
Credentials & Security Credential Manager, Encryption Schemes, Security Controls ✅ ✅
Advanced Features Code Stages, APIs, Dynamic Attach, Work Queues Optimization ✅ ✅
Performance Optimization Memory, Resource Utilization, Load Balancing ✅ ✅
Governance & Best Practices Naming Standards, Design Patterns, Documentation ✅ ✅ ✅
Deployment Package Creation, Export/Import, Versioning ✅ ✅ ✅
Scheduling & Monitoring Scheduler, Control Room, Alerts & Logs ✅ ✅ ✅
Real-time Use Cases End-to-End Automation, Case Studies, Scaling Bots ✅ ✅
Blue Prism & AI/ML Cognitive Automation, Document Understanding, AI Integration ✅ ✅
Certification & Interview Prep AD01, APD01, AIE02 Certification Areas ✅ ✅ ✅ ✅

Interview question

Basic Level

  1. What is RPA and how does Blue Prism fit into it?
  2. What are the main components of Blue Prism?
  3. Explain the difference between Process Studio and Object Studio.
  4. What is a Business Object in Blue Prism?
  5. What are Spying Modes in Application Modeller?
  6. What is the role of Control Room in Blue Prism?
  7. How do you define a Session in Blue Prism?
  8. What are Data Items and how are they used?
  9. Explain the purpose of Environment Variables in Blue Prism.
  10. What are Collections in Blue Prism?
  11. Define Work Queue in Blue Prism.
  12. What is the difference between Page and Action in Blue Prism?
  13. How do you schedule a process in Blue Prism?
  14. What is the use of Decision and Choice stages?
  15. Explain the concept of Exception Handling in Blue Prism.
  16. What are the different types of Exceptions in Blue Prism?
  17. What is a Process Template in Blue Prism?
  18. How do you create a simple automation in Blue Prism?
  19. What are Calendars in Blue Prism?
  20. What is the difference between Business Object and Process?
  21. How do you export and import a process in Blue Prism?
  22. What is the purpose of Code Stage?
  23. Explain the term ?Session Variables? in Blue Prism.
  24. What are the default stages available in Blue Prism?
  25. What is meant by Scheduler in Blue Prism?

Intermediate Level

  1. How does Application Modeller work in Blue Prism?
  2. What are the different types of Data Items?
  3. How do you manage credentials in Blue Prism?
  4. What is the difference between Recover and Resume stages?
  5. How does the Blue Prism Control Room help in monitoring?
  6. What is Exception Bubbling in Blue Prism?
  7. How do you implement retry logic in Work Queues?
  8. Explain the difference between Exception handling at Process and Object level.
  9. What are Action Inputs and Outputs in Blue Prism?
  10. How do you configure Work Queue priorities?
  11. Explain the concept of Environment Locking.
  12. What is a Credential Manager in Blue Prism?
  13. How do you integrate Blue Prism with external databases?
  14. Explain the concept of Global Send Keys and Global Mouse Clicks.
  15. How do you optimize process performance in Blue Prism?
  16. What is a Web API Service in Blue Prism?
  17. How do you handle multiple applications in a single automation?
  18. What is the difference between System Manager and Control Room?
  19. Explain the role of Scheduler in Blue Prism.
  20. How do you manage reusable components in Blue Prism?
  21. What is the significance of Work Queue Tags?
  22. How do you configure Exception Handling best practices?
  23. How do you connect Blue Prism to an external mail server?
  24. What is the use of Release Manager in Blue Prism?
  25. How do you ensure process scalability in Blue Prism?

Advanced Level

  1. Explain the architecture of Blue Prism in detail.
  2. How do you configure load balancing in Blue Prism?
  3. What are the best practices for exception handling in Blue Prism?
  4. How do you design a reusable Business Object?
  5. Explain Blue Prism?s approach to security and encryption.
  6. How do you monitor and analyze Blue Prism logs?
  7. Explain how you handle unstructured data using Blue Prism.
  8. How does Blue Prism integrate with OCR tools?
  9. Explain the concept of Process Templates and why they are important.
  10. How do you manage environment-specific configurations?
  11. What are the common design patterns used in Blue Prism?
  12. How do you debug a complex process in Blue Prism?
  13. Explain how you can automate SAP applications using Blue Prism.
  14. What are the advanced features of Application Modeller?
  15. How do you integrate APIs in Blue Prism?
  16. Explain credential security in a multi-bot environment.
  17. How do you handle dynamic objects in Blue Prism?
  18. What is the role of Performance Analyzer in Blue Prism?
  19. How do you manage deployment across environments?
  20. Explain the process of versioning in Blue Prism.
  21. How do you optimize Blue Prism robots for large-scale data processing?
  22. Explain ?Dynamic Attach? in Blue Prism.
  23. How do you schedule processes in a high-availability setup?
  24. How do you track SLAs using Work Queues?
  25. Explain the differences between Blue Prism and other RPA tools (UiPath, Automation Anywhere).

Expert Level

  1. How do you implement Blue Prism in a large enterprise environment?
  2. What are the key components of Blue Prism?s Digital Workforce?
  3. How do you design and implement a CoE (Center of Excellence) in RPA?
  4. What are the key considerations for Blue Prism governance?
  5. Explain how AI/ML can be integrated with Blue Prism.
  6. How do you secure Blue Prism bots in a banking/finance environment?
  7. What is Blue Prism Cloud and how is it different from on-premises?
  8. How do you achieve disaster recovery in Blue Prism?
  9. Explain advanced queue management with case prioritization.
  10. How do you integrate Blue Prism with ServiceNow or ITSM tools?
  11. Explain cognitive automation with Blue Prism.
  12. How do you handle large-scale unattended bot deployments?
  13. What KPIs are used to measure Blue Prism automation success?
  14. How do you implement Blue Prism with DevOps practices?
  15. What is the difference between attended and unattended bots in Blue Prism?
  16. How do you achieve scalability across multiple Blue Prism environments?
  17. How do you implement reusable frameworks across teams?
  18. What are the security challenges in RPA and how does Blue Prism solve them?
  19. Explain API orchestration in Blue Prism.
  20. How do you audit and ensure compliance in Blue Prism processes?
  21. What are the latest Blue Prism certifications and their focus areas?
  22. How does Blue Prism handle cognitive document processing?
  23. How do you implement hybrid RPA (Blue Prism + AI tools)?
  24. What are the limitations of Blue Prism and how to overcome them?
  25. What?s the future roadmap of Blue Prism in Intelligent Automation?

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