11. Which annotation is used to declare a filter in a Java web application? A. `@Resource` B. `@WebListener` C. `@WebFilter` D. `@WebServlet` Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
12. In a Java web application, what is the purpose of the `@ContextConfiguration` annotation? A. To define JavaBean properties B. To execute SQL queries C. To create JavaBeans D. To configure the application's context Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
13. What is the primary role of the `ServletContextEvent` class in Java web applications? A. To encapsulate events related to the `ServletContext` B. To define JavaBean properties C. To execute SQL queries D. To create JavaBeans Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
14. Which annotation is used to specify a custom error page in a Java web application? A. `@WebListener` B. `@WebFilter` C. `@WebServlet` D. `@ErrorPage` Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
15. In Java EE applications, what is the purpose of the `@PersistenceContext` annotation? A. To define JavaBean properties B. To execute SQL queries C. To inject a container-managed persistence context into a component D. To create JavaBeans Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
16. What does the `@Singleton` annotation indicate in Java EE applications? A. To execute SQL queries B. That a class should be instantiated only once per application C. To create JavaBeans D. None of These Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
17. In Java web applications, what is the purpose of the `@RequestScoped` annotation? A. To create JavaBeans B. To execute SQL queries C. To indicate that a bean's scope is limited to a single HTTP request D. To define JavaBean properties Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
18. What is the purpose of the `@WebInitParam` annotation in a servlet declaration? A. To define JavaBean properties B. To execute SQL queries C. To create JavaBeans D. To specify initialization parameters for a servlet Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
19. In Java EE applications, what is the primary role of the `@MessageDriven` annotation? A. To indicate that a class is a message-driven bean (MDB) B. To define JavaBean properties C. To execute SQL queries D. To create JavaBeans Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
20. Which annotation is used to specify a custom error page for a specific exception type in a Java web application? A. `@WebListener` B. `@WebServlet` C. `@WebFilter` D. `@ErrorPage` Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
