07 November 2020

#Spring_MVC

#Spring_MVC

Key Concepts


S.No Topic Sub-Topics
1Introduction to MVCMVC Pattern, Model View Controller, DispatcherServlet, Front Controller, Request Flow
2Spring MVC ArchitectureDispatcherServlet, HandlerMapping, Controller, ViewResolver, HandlerAdapter
3Spring MVC SetupMaven Dependencies, web.xml Config, Spring Boot Setup, @SpringBootApplication, Application Properties
4DispatcherServletInitialization, URL Mapping, Request Processing, Handler Resolution, Response Rendering
5Controllers@Controller, @RestController, Handler Methods, RequestMapping, ResponseBody
6Request Mapping@RequestMapping, @GetMapping, @PostMapping, Path Variables, Query Params
7Data BindingBindingResult, @ModelAttribute, Form Data Binding, Conversion Service, Validation
8ViewsJSP, Thymeleaf, FreeMarker, Velocity, Html Templates
9View ResolverInternalResourceViewResolver, ThymeleafViewResolver, Suffix Prefix Config, Content Negotiation, JSP Rendering
10ModelModel Object, ModelMap, ModelAndView, Attributes, Session Attributes
11Form HandlingHTML Forms, POST Request, Form Validation, Form Submission, Binding
12Validation@Valid, JSR303, Custom Validators, BindingResult, Error Display
13Exception Handling@ExceptionHandler, @ControllerAdvice, Global Error Handling, Error Pages, Custom Responses
14InterceptorsHandlerInterceptor, preHandle, postHandle, afterCompletion, Cross-Cutting Logic
15FiltersServlet Filters, FilterChain, Authentication Filters, Logging Filters, CORS Filters
16REST API Development@RestController, JSON Response, HttpStatus, RequestBody, ResponseEntity
17RequestBody and ResponseBodyPayload Binding, Jackson, MessageConverters, JSON Mapping, XML Mapping
18Session ManagementSession Attributes, Cookies, HttpSession, Token Storage, Timeout
19File UploadMultipartFile, Upload Config, Storage Service, File Validation, Error Handling
20Security IntegrationSpring Security, Login Form, Session Auth, CSRF Protection, Authorization
21InternationalizationResourceBundle, LocaleResolver, MessageSource, Language Switch, UI Translations
22LoggingSLF4J, Logback, Request Logging, Log Format, Debugging
23Testing Spring MVCMockMVC, Controller Test, Slice Test, Response Validation, RestTemplate Test
24Database IntegrationSpring Data JPA, Repositories, Entity Mapping, Transaction, CRUD
25Pagination and SortingPageRequest, Pageable, PageableHandlerMethodArgumentResolver, Sorting Parameter, REST Pagination
26Thymeleaf Deep DiveTemplate Expressions, Iterations, Layouts, Fragments, Form Binding
27Async MVCCallable, DeferredResult, WebAsyncTask, Async Request Handling, Thread Pool
28CachingSpring Cache, Cacheable, CacheEvict, CacheManager, EhCache
29API DocumentationSwagger, OpenAPI, UI Config, API Validation, Schema Generation
30Interview PreparationArchitecture Questions, Coding Tasks, Common Patterns, Debugging Skills, Best Practices

Interview question

Basic

  1. What is Spring MVC?
  2. Explain the MVC architecture.
  3. What is DispatcherServlet?
  4. What is the role of HandlerMapping in Spring MVC?
  5. Explain Front Controller design pattern.
  6. What is @Controller annotation?
  7. What is @RestController annotation?
  8. What is @RequestMapping used for?
  9. Difference between @GetMapping and @PostMapping.
  10. How do you use @PathVariable in a controller?
  11. How do you use @RequestParam in a controller?
  12. How do you use @RequestHeader?
  13. What is a Model in Spring MVC?
  14. How do you use @ModelAttribute?
  15. What is the purpose of @InitBinder?
  16. Explain the role of ViewResolver.
  17. What is InternalResourceViewResolver?
  18. How do you return a JSP view from a controller?
  19. How do you return a Thymeleaf view?
  20. How do you pass data from Controller to View?
  21. What is BindingResult used for?
  22. What is @Valid annotation?
  23. What is HttpSession in Spring MVC?
  24. What is a FlashAttribute?
  25. How do you handle form submissions in Spring MVC?

Intermediate

  1. Explain validation in Spring MVC.
  2. Difference between global and local validation.
  3. What is HandlerInterceptor?
  4. What is WebRequestInterceptor?
  5. How do you handle exceptions in Spring MVC?
  6. What is @ExceptionHandler?
  7. What is @ControllerAdvice?
  8. What is ResponseStatusException?
  9. Explain JSON response using @ResponseBody.
  10. What is MessageConverter?
  11. What is Content Negotiation?
  12. Explain versioning strategies for REST APIs.
  13. How do you implement HATEOAS in Spring MVC?
  14. How do you upload files in Spring MVC?
  15. What is MultipartFile?
  16. What is CommonsMultipartResolver?
  17. How do you handle session attributes using @SessionAttributes?
  18. Explain cookies handling in Spring MVC.
  19. How do you implement internationalization (i18n)?
  20. What is MessageSource?
  21. What is LocaleResolver?
  22. What is LocaleChangeInterceptor?
  23. How do you use DeferredResult for async processing?
  24. How do you use Callable for async processing?
  25. What is @Async in Spring MVC?

Advanced

  1. Difference between synchronous and asynchronous controllers.
  2. How do you configure a Filter in Spring MVC?
  3. How do you implement a custom HandlerInterceptor?
  4. How do you implement a custom ViewResolver?
  5. How do you implement a custom MessageConverter?
  6. How do you secure Spring MVC applications using Spring Security?
  7. What is CSRF and how is it handled in Spring MVC?
  8. How do you implement authentication in Spring MVC?
  9. How do you implement authorization in Spring MVC?
  10. How do you implement role-based access control?
  11. How do you test controllers using MockMvc?
  12. How do you test a Spring MVC application with @WebMvcTest?
  13. How do you handle exceptions globally with @ControllerAdvice?
  14. How do you handle validation errors in REST APIs?
  15. How do you implement RESTful services in Spring MVC?
  16. How do you handle JSON and XML requests/responses?
  17. How do you implement cross-origin requests (CORS)?
  18. How do you implement caching in Spring MVC?
  19. How do you implement ETag for resources?
  20. How do you optimize resource handling in Spring MVC?
  21. How do you implement content compression in Spring MVC?
  22. How do you implement conditional GET requests?
  23. How do you integrate Spring MVC with Thymeleaf templates?
  24. How do you implement dynamic view resolution?
  25. How do you handle large file uploads efficiently?

Expert

  1. How do you implement distributed session management?
  2. How do you implement asynchronous REST API calls?
  3. How do you implement streaming large responses?
  4. How do you handle backpressure in async requests?
  5. How do you debug complex Spring MVC request mappings?
  6. How do you optimize memory usage in controllers?
  7. How do you implement advanced exception handling strategies?
  8. How do you implement rate limiting in Spring MVC?
  9. How do you implement throttling for APIs?
  10. How do you integrate Spring MVC with WebSockets?
  11. How do you implement server-sent events (SSE)?
  12. How do you implement dynamic content negotiation?
  13. How do you implement versioned APIs with media types?
  14. How do you implement advanced security with OAuth2/JWT?
  15. How do you integrate Spring MVC with reactive programming (Spring WebFlux)?
  16. How do you handle cross-service communication in microservices?
  17. How do you monitor Spring MVC applications in production?
  18. How do you implement custom interceptors for logging and metrics?
  19. How do you implement advanced testing strategies for controllers?
  20. How do you implement dynamic handler mapping?
  21. How do you implement high-performance REST endpoints?
  22. How do you migrate legacy Spring MVC applications to Spring Boot?
  23. How do you implement API gateways with Spring MVC microservices?
  24. How do you implement advanced exception mapping for REST APIs?
  25. What are best practices for enterprise-grade Spring MVC applications?

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