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02 September 2024
#MapReduce
| Can MapReduce program be written in any language other than Java? |
| Compare MapReduce and Spark |
| Define Writable data types in MapReduce. |
| Explain job scheduling through JobTracker. |
| Explain JobConf in MapReduce. |
| How to set mappers and reducers for Hadoop jobs? |
| How to set which framework would be used to run mapreduce program? |
| Illustrate a simple example of the working of MapReduce. |
| Name Job control options specified by MapReduce. |
| What are the key differences between Pig vs MapReduce? |
| What are the main components of MapReduce Job? |
| What are the parameters of mappers and reducers? |
| What is a ?map? in Hadoop? |
| What is a ?reducer? in Hadoop? |
| What is a MapReduce Combiner? |
| What is Identity Mapper and Chain Mapper? |
| What is InputFormat in Hadoop? |
| What is MapReduce? |
| What is OutputCommitter? |
| What is Partitioner and its usage? |
| What is partitioning? |
| What is RecordReader in a Map Reduce? |
| What is SequenceFileInputFormat? |
| What is Shuffling and Sorting in MapReduce? |
| What is Text Input Format? |
| What is the difference between HDFS block and InputSplit? |
| What main configuration parameters are specified in MapReduce? |
| What platform and Java version is required to run Hadoop? |
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#Apache_Flume
| What is Flume? |
| What is Apache Flume? |
| Which is the reliable channel in Flume to ensure that there is no Data Loss? |
| How can Flume be used with Hbase? |
| What is an Agent? |
| Is it possible to Leverage Real Time Analysis on the Big Data collected by Flume directly? |
| What is a Channel? |
| Explain about the different channel types in Flume and which channel type is faster? |
| Explain about the replication and multiplexing selectors in Flume? |
| Does Apache Flume provide support for third party Plugins? |
| Differentiate between FileSink and FileRollSink? |
| Why we are using Flume? |
| What is Flumeng? |
| What are the complicated steps in Flume configurations? |
| What are Flume core components? |
| What are the Data Extraction Tools in Hadoop? |
| Does Flume provide 100% reliability to the Data Flow? |
| Tell any two Features of Flume? |
| What are Interceptors? |
| Why Flume? |
| What is Flume Event? |
| How Multi hop agent can be setup in Flume? |
| Can Flume can distribute data to multiple destinations? |
| Can you explain about configuration files? |
| What are the similarities and differences between Apache Flume and Apache Kafka? |
| Explain Reliability and Failure Handling in Apache Flume? |
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