In a Java EE application, what is the role of the `@EJB` annotation?
A. To execute SQL queries
B. To inject an EJB (Enterprise JavaBean) component
C. To create JavaBeans
D. To execute SQL queries
Answer: Option B
This Question Belongs to Java Program >> Application Lifecycle And Annotation
What is the purpose of the `@WebServlet` annotation in a Java web application?
A. To declare a servlet and its mapping
B. To define JavaBean properties
C. To execute SQL queries
D. To create JavaBeans
In a Java web application, what is the role of the `ServletContext` object?
A. It creates JavaBeans
B. It executes SQL queries
C. It defines JavaBean properties
D. It provides access to application-wide information and resources
What is the primary purpose of the `@PostConstruct` annotation in Java EE applications?
A. To define JavaBean properties
B. To execute SQL queries
C. To specify a method to be executed after an instance is created and its dependencies are injected
D. To create JavaBeans
In Java EE applications, what is the purpose of the `@Resource` annotation?
A. To execute SQL queries
B. To specify a resource to be injected into a component
C. To create JavaBeans
D. To execute SQL queries
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