What is used to read data from client request?

What is used to read data from client request?

Reading Form Data from Servlets You use getParameter exactly the same way when the data is sent by GET as you do when it is sent by POST. The servlet knows which request method was used and automatically does the right thing behind the scenes.

Which method of the servlet will be called to process a client’s request in a servlet?

service() method

What is the cycle of servlet?

There are three life cycle methods of a Servlet : init() service() destroy()

How do you create a servlet?

The steps are as follows:

1. Create a directory structure.
2. Create a Servlet.
3. Compile the Servlet.
4. Create a deployment descriptor.
5. Start the server and deploy the project.
6. Access the servlet.

What is Init method in servlet?

The init() method is a method provided by the Servlet interface which a Servlet container will run to configure the Servlet . The Servlet container will provide a ServletConfig object which gives the Servlet instance access to the ServletContext and other configuration elements from the deployment descriptor.

Why INIT is used in servlet?

init. Called by the servlet container to indicate to a servlet that the servlet is being placed into service. The servlet container calls the init method exactly once after instantiating the servlet. The init method must complete successfully before the servlet can receive any requests.

Is servlet still used?

Servlets and JSPs are considered outdated technologies and no longer chosen for the new projects. These were found in use significantly for legacy projects. Servlet JSPs were used enormously in around 2000. With the popularity of emerging MVC frameworks like Struts, Webwork, Spring etc.

Who is responsible for instantiating a servlet instance?

4) Who is responsible to create the object of servlet? The web container or servlet container.

Which method is called when client request comes Mcq?

A – The servlet container (i.e. web server) calls the service() method to handle requests coming from the client.

Does server automatically keep any record of previous client request?

HTTP is a stateless protocol which means each time a client retrieves a Web page, the client opens a separate connection to the Web server and the server automatically does not keep any record of previous client request.

What is difference between servlet and JSP?

Servlets are faster as compared to JSP, as they have a short response time. JSP is slower than Servlets, as the first step in the JSP lifecycle is the conversion of JSP to Java code and then the compilation of the code. Servlets are Java-based codes. JSP are HTML-based codes.