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Mastering Java Servlets

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Questions and Answers

What is the role of a Java Servlet?

To return dynamic content to a client

To manage the life cycle of a servlet object

To generate dynamic content and interact with web clients (correct)

To extend the functionality of a web server

What is the responsibility of a Servlet container?

To generate dynamic content and interact with web clients

To manage the life cycle of a servlet object (correct)

To return dynamic content to a client

To extend the functionality of a web server

In which tier of the J2EE architecture do Servlets and JSPs reside?

DataTier

WebTier (correct)

ClientTier

EJBTier

What is the main purpose of J2EE?

To use template data, custom elements, scripting languages, and server-side Java objects to return dynamic content to a client Signup and view all the answers

What are the typical template data used in J2EE?

HTML or XML elements Signup and view all the answers

What is the role of a Servlet container in J2EE?

The Servlet container is responsible for managing the life cycle of a Servlet object and includes functions such as initializing, invoking, and destroying Servlet instances. Signup and view all the answers

Explain the request-response model in Java Servlets.

The request-response model in Java Servlets involves the client sending a request to the server, which is then processed by the Servlet to generate a response that is sent back to the client. Signup and view all the answers

What are the scope objects available in Java Servlets?

The scope objects available in Java Servlets include request scope, session scope, and application scope. Signup and view all the answers

What is the purpose of the Servlet life cycle?

The Servlet life cycle defines the phases in which a Servlet instance is created, initialized, invoked, and eventually destroyed by the Servlet container. Signup and view all the answers

What is the main function of a Java Servlet?

The main function of a Java Servlet is to extend the functionality of a Web server, allowing it to generate dynamic content and interact with Web clients using the request-response paradigm. Signup and view all the answers