21.
What is the purpose of the `@Produces` annotation in Java EE applications?

22.
In a Java web application, what is the role of the `@MultipartConfig` annotation?

23.
What is the purpose of the `@AroundInvoke` annotation in Java EE applications?

24.
In a Java EE application, what is the primary role of the `@Stateless` annotation?

26.
What is the purpose of the `@PersistenceUnit` annotation in Java EE applications?

27.
In Java web applications, what is the purpose of the `@SessionScoped` annotation?

29.
What is the purpose of the `@Path` annotation in JAX-RS (Java API for RESTful Web Services) applications?

30.
In Java EE applications, what does the `@Remote` annotation indicate?