Application Lifecycle And Annotation — Part 1 MCQs with Explanations

To declare a servlet and its mapping is the correct answer to “What is the purpose of the `@WebServlet` annotation in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

It provides access to application-wide information and resources is the correct answer to “In a Java web application, what is the role of the `ServletContext` object”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To specify a method to be executed after an instance is created and its dependencies are injected is the correct answer to “What is the primary purpose of the `@PostConstruct` annotation in Java EE applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To specify a resource to be injected into a component is the correct answer to “In Java EE applications, what is the purpose of the `@Resource` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To configure web application settings and servlet mappings is the correct answer to “What is the `web.xml` deployment descriptor used for in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To declare a listener class for various events in the web application is the correct answer to “In a Java web application, what is the purpose of the `@WebListener` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To listen for context initialization and destruction events is the correct answer to “What is the role of the `ServletContextListener` interface in Java web applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

`@PreDestroy` is the correct answer to “Which annotation is used to specify that a method should be invoked after a session is invalidated in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To specify a method to be executed before an instance is removed by the container is the correct answer to “What is the purpose of the `@PreDestroy` annotation in Java EE applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To inject an EJB (Enterprise JavaBean) component is the correct answer to “In a Java EE application, what is the role of the `@EJB` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

`@WebFilter` is the correct answer to “Which annotation is used to declare a filter in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To configure the application's context is the correct answer to “In a Java web application, what is the purpose of the `@ContextConfiguration` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To encapsulate events related to the `ServletContext` is the correct answer to “What is the primary role of the `ServletContextEvent` class in Java web applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

`@ErrorPage` is the correct answer to “Which annotation is used to specify a custom error page in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To inject a container-managed persistence context into a component is the correct answer to “In Java EE applications, what is the purpose of the `@PersistenceContext` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

That a class should be instantiated only once per application is the correct answer to “What does the `@Singleton` annotation indicate in Java EE applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To indicate that a bean's scope is limited to a single HTTP request is the correct answer to “In Java web applications, what is the purpose of the `@RequestScoped` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To specify initialization parameters for a servlet is the correct answer to “What is the purpose of the `@WebInitParam` annotation in a servlet declaration”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To indicate that a class is a message-driven bean (MDB) is the correct answer to “In Java EE applications, what is the primary role of the `@MessageDriven` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

`@ErrorPage` is the correct answer to “Which annotation is used to specify a custom error page for a specific exception type in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To specify the media type produced by a resource method is the correct answer to “What is the purpose of the `@Produces` annotation in Java EE applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To enable support for file uploads in a servlet is the correct answer to “In a Java web application, what is the role of the `@MultipartConfig` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To intercept business method invocations is the correct answer to “What is the purpose of the `@AroundInvoke` annotation in Java EE applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To indicate that a class is a stateless session bean is the correct answer to “In a Java EE application, what is the primary role of the `@Stateless` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

`@WebServlet` is the correct answer to “Which annotation is used to specify the URL pattern for a servlet in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To inject a reference to a persistence unit is the correct answer to “What is the purpose of the `@PersistenceUnit` annotation in Java EE applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To indicate that a bean's scope is limited to a user session is the correct answer to “In Java web applications, what is the purpose of the `@SessionScoped` annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

`@WebListener` is the correct answer to “Which annotation is used to declare a listener for HTTP session events in a Java web application”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

To specify the base URI for a resource class or method is the correct answer to “What is the purpose of the `@Path` annotation in JAX-RS (Java API for RESTful Web Services) applications”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

That a bean exposes a remote business interface is the correct answer to “In Java EE applications, what does the `@Remote` annotation indicate”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

Java 5 is the correct answer to “Which version of Java introduced annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

Git is the correct answer to “Which of the below is a source code management tool”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

True is the correct answer to “Can we run Junits as a part of Jenkins job”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

@Query is the correct answer to “Which one of the following annotations is not used in Hibernate”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

@Ignored is the correct answer to “Which one of the following is not an annotation used by Junit with Junit4”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

@VisibleForTesting is the correct answer to “Using which annotation non visible or private method can be tested”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

build.xml is the correct answer to “Which file is used to specify the packaging cycle”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

Manual is the correct answer to “Which one of the following is not ID generating strategy using @GeneratedValue annotation”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

True is the correct answer to “Annotations which are applied to other annotations are called meta annotations.”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.

pom.xml is the correct answer to “Which file is used to define dependency in maven”. This question is standard in competitive examination syllabi for Application Lifecycle And Annotation.