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Web Development Fundamentals: Angular, React, and Django

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Web Development Fundamentals: Angular, React, and Django

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Questions and Answers

What is the purpose of the `init()` method in a Servlet?

The init() method is used to initialize a Servlet.

How do you handle form data in a Servlet?

Form data can be handled in a Servlet using the HttpServletRequest object.

What is the role of the `HttpServletRequest` and `HttpServletResponse` objects in a Servlet?

The HttpServletRequest object provides information about the request, and the HttpServletResponse object is used to send the response back to the client.

What is the purpose of the `destroy()` method in a Servlet?

The <code>destroy()</code> method is used to release any resources that the Servlet is using. Signup and view all the answers

What is Servlet Chaining?

Servlet Chaining is a mechanism where the output of one Servlet is used as the input for another Servlet. Signup and view all the answers

What is the architecture of a Servlet?

The architecture of a Servlet consists of a client, a web server, a Servlet container, and a Servlet. Signup and view all the answers

What is the purpose of the `web.xml` file in a Servlet application?

The <code>web.xml</code> file is used to configure the Servlet application and to specify the mappings between URLs and Servlets. Signup and view all the answers

How do you establish a database connection in Java using JDBC?

A database connection in Java using JDBC can be established using the <code>DriverManager</code> class and the <code>Connection</code> interface. Signup and view all the answers

What is the life cycle of a Servlet?

The life cycle of a Servlet consists of the <code>init()</code>, <code>service()</code>, and <code>destroy()</code> methods. Signup and view all the answers

What is the purpose of the Servlet container?

The Servlet container is used to manage the life cycle of a Servlet and to provide a way to deploy and run Servlets. Signup and view all the answers