Spring Framework: Interview Questions and Answers

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  1. What is Spring Framework?
    Answer: Spring Framework is an open-source Java-based framework that provides a comprehensive programming and configuration model for modern Java-based enterprise applications.
  2. What are the key features of Spring Framework?
    Answer: The key features of Spring Framework are Dependency Injection, Aspect-Oriented Programming, Data Access, and Web Development.
  3. What is Dependency Injection?
    Answer: Dependency Injection is a design pattern that provides a way of injecting dependencies into an object at runtime, rather than creating them within the object itself.
  4. How does Spring Framework support Dependency Injection?
    Answer: Spring Framework provides a powerful dependency injection mechanism, called the Spring IoC container, which manages object dependencies and enables developers to easily configure and wire objects together.
  5. What is Aspect-Oriented Programming (AOP)?
    Answer: Aspect-Oriented Programming is a programming paradigm that enables developers to modularize cross-cutting concerns in an application, such as logging, security, and transaction management.
  6. How does Spring Framework support Aspect-Oriented Programming?
    Answer: Spring Framework provides a powerful AOP framework, which allows developers to declaratively apply aspects to their code using annotations or XML configuration.
  7. What is the Spring Data project?
    Answer: Spring Data is a subproject of Spring Framework that provides a consistent programming model for data access and management across different data stores, such as SQL databases, NoSQL databases, and Hadoop.
  8. What is Spring Boot?
    Answer: Spring Boot is a subproject of Spring Framework that provides an opinionated approach to building production-ready Spring applications with minimal configuration.
  9. What is the Spring MVC framework?
    Answer: Spring MVC is a web framework that provides a model-view-controller architecture for building web applications in Java.
  10. How does Spring MVC handle HTTP requests?
    Answer: Spring MVC uses a front controller, called the DispatcherServlet, to handle HTTP requests and map them to appropriate controllers and views.
  11. What is Spring Security?
    Answer: Spring Security is a subproject of Spring Framework that provides a powerful and flexible security framework for Java-based applications.
  12. How does Spring Security provide authentication and authorization?
    Answer: Spring Security provides a variety of authentication and authorization mechanisms, including username/password authentication, token-based authentication, and OAuth2.
  13. What is Spring Integration?
    Answer: Spring Integration is a subproject of Spring Framework that provides a lightweight messaging framework for integrating disparate systems and applications.
  14. What is Spring Batch?
    Answer: Spring Batch is a subproject of Spring Framework that provides a framework for batch processing and offline processing of large data sets.
  15. What is Spring Cloud?
    Answer: Spring Cloud is a subproject of Spring Framework that provides tools and frameworks for building distributed systems and microservices-based architectures.
  16. What is the Spring Test framework?
    Answer: Spring Test is a subproject of Spring Framework that provides a framework for testing Spring-based applications, including unit testing and integration testing.
  17. What is Spring WebFlux?
    Answer: Spring WebFlux is a subproject of Spring Framework that provides a reactive web framework for building non-blocking, asynchronous web applications.
  18. How does Spring Framework support internationalization and localization?
    Answer: Spring Framework provides comprehensive support for internationalization and localization, including support for message bundles and locale resolution.
  19. What is Spring HATEOAS?
    Answer: Spring HATEOAS is a subproject of Spring Framework that provides a framework for building hypermedia-driven RESTful web services.
  20. What are the advantages of using Spring Framework?
    Answer: The advantages of using Spring Framework include reduced boilerplate code, increased modularity and testability, improved scalability and performance, and a vibrant and active community of developers and contributors.

One comment

  1. Can i use this framework I’m beginner in java ang using java version 8 at netbeans 8.1

    Reply

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