data structures and backend with java coursera week 2 quiz answers

Spring - Practice Quiz

1. Which of the following options describes the purpose of an Inversion of Control (IOC) Container in the Spring framework in MyEclipse?

  • To manage dependencies and control the instantiation and lifecycle of objects
  • To provide an interface for interacting with databases
  • To provide a way to define web services and RESTful APIs
  • To handle security and authorization in a Spring application

2. Which of the following options describes the primary benefit of Dependency Injection (DI) in the Spring framework in MyEclipse?

  • Loose coupling and easier testing
  • Improved performance and scalability
  • Simplified configuration and deployment
  • Enhanced security and authentication

3. Which of the following options describes the role of an IOC Container in the Spring framework in MyEclipse?

  • It is responsible for managing the lifecycle of objects and controlling their instantiation
  • It provides an interface for interacting with databases and other external resources.
  • It defines web services and RESTful APIs for the application.
  • It handles security and authorization in a Spring application.

4. Which of the following options describes a type of Dependency Injection (DI) supported by the Spring framework in MyEclipse?

  • Constructor Injection
  • Method Injection
  • Field Injection
  • Property Injection

Spring and Spring boot - Graded Quiz

5. Which of the following is NOT a feature of the Spring framework?

  • Inversion of Control (IOC) container.
  • Aspect-oriented programming (AOP).
  • Data access and integration.
  • Model-View-Controller (MVC) architecture.

6. What is the main purpose of an Inversion of Control (IOC) container in Spring?

  • To provide a way to manage dependencies between objects.
  • To provide a way to handle HTTP requests in a web application.
  • To provide a way to define database connections and manage database operations.
  • To provide a way to define web services and expose them as SOAP or RESTful endpoints.

7. Which of the following options best describes the purpose of Dependency Injection (DI) in Spring?

  • To automatically resolve dependencies between objects at runtime.
  • To enforce strict separation of concerns in a layered architecture.
  • To enable remote communication between distributed systems.
  • To provide a way to store and retrieve configuration settings for an application.

8. Which of the following statements best describes the difference between Spring and Spring Boot?

  • Spring is a framework for building enterprise Java applications, while Spring Boot is a lightweight framework for building standalone Java applications.
  • Spring Boot is a newer version of Spring with additional features and improvements.
  • Spring Boot is a replacement for Spring and should be used instead of Spring in all projects.
  • Spring and Spring Boot are interchangeable terms that refer to the same framework.

9. What is the main purpose of the Spring Initializer?

  • To create a new Spring project with default configuration settings.
  • To configure the runtime environment for a Spring application.
  • To deploy a Spring application to a web server.
  • To create a new instance of a Spring bean.

10. Which of the following options best describes the main advantage of using Maven with Spring?

  • Maven is a build tool that provides dependency management, allowing for easy management of Spring libraries and their versions.
  • Maven is a web-based tool that provides a graphical user interface for creating and managing Spring applications.
  • Maven is a web server that provides hosting for Spring applications and allows for easy deployment and scaling.
  • Maven is a runtime environment that provides a framework for executing Spring applications with high performance and scalability.

11. Which of the following options best describes the architecture of a Spring Boot application?

  • Monolithic architecture with all components bundled together into a single executable JAR file.
  • Microservices architecture with multiple independent components communicating through RESTful APIs.
  • Modular architecture with loosely coupled components that can be independently developed, deployed, and scaled.
  • Service-oriented architecture with components interacting through message queues or other middleware.

12. Which of the following options best describes the role of an Inversion of Control (IOC) container in a Spring application?

  • The IOC container is responsible for managing the application’s user interface components, such as buttons, forms, and labels.
  • The IOC container is responsible for managing the application’s database connections and performing database operations.
  • The IOC container is responsible for managing the lifecycle of Spring beans, which are objects created and managed by the Spring framework.
  • The IOC container is responsible for handling HTTP requests and responses in a Spring web application.

13. Which of the following options best describes the purpose of the "name" attribute in a Spring bean definition?

  • To specify the label for the Spring bean.
  • To provide a unique identifier for the Spring bean.
  • To define the type of the Spring bean.
  • To set a default value for the properties of the Spring bean.

14. What is the key difference between Spring and Spring Boot?

  • Spring Boot is a framework for building standalone, production-ready applications with minimal configuration, while Spring is a more comprehensive framework for building enterprise applications.
  • Spring Boot is a newer version of the Spring framework with improved performance and scalability.
  • Spring Boot is a microservices framework, while Spring is a monolithic framework.
  • Spring Boot is focused on web development, while Spring is focused on application integration.

15. Which component of Spring is responsible for managing the lifecycle of beans?

  • Spring Core Container
  • Spring BeanFactory
  • Spring MVC
  • Spring AOP

16. Which type of dependency injection does Spring use by default?

  • Constructor injection
  • Setter injection
  • Field injection
  • Method injection

17. What is the purpose of the Spring Initializer?

  • To create a new instance of a Spring bean.
  • To generate a basic Spring project structure with default configurations.
  • To configure the logging settings for a Spring application.
  • To deploy a Spring application to a production server.

18. Which of the following is NOT a benefit of using Spring Boot?

  • Simplified configuration with opinionated defaults.
  • Enhanced performance and scalability.
  • Faster development with auto-configuration and code generation.
  • More complex configuration with multiple options.

19. What is the purpose of Maven in a Spring project?

  • To provide an IDE for development and testing of Spring applications.
  • To configure the runtime environment for a Spring application.
  • To manage dependencies and build the project.
  • To provide runtime monitoring and management of a Spring application.

20. Which of the following is NOT a feature of Spring MVC?

  • Model-View-Controller architecture.
  • Support for RESTful web services.
  • View template support with options like JSP, Thymeleaf, and others.
  • Automatic code generation for CRUD (Create, Read, Update, Delete) operations.

21. Which of the following statements about Spring Boot is true?

  • Spring Boot provides an opinionated approach to building Spring applications with sensible defaults and auto-configuration.
  • Spring Boot is a separate framework that is not built on top of Spring.
  • Spring Boot is only used for building web applications.
  • Spring Boot does not support external configuration using properties or YAML files.

22. What is the architecture of a typical Spring Boot application?

  • Model-View-Controller (MVC)
  • Microservices
  • Service-Oriented Architecture (SOA)
  • Monolithic

23. Which of the following is a feature of the Inversion of Control (IOC) container in Spring?

  • It manages the lifecycle of beans.
  • It allows for loose coupling between components.
  • It provides security features for application components.
  • It provides a user interface for managing beans and their dependencies.

24. Which of the following is NOT a type of advice in Aspect-oriented Programming (AOP) in Spring?

  • Before advice
  • Around advice
  • After returning advice
  • After throwing advice

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