Which of the following methods is defined by the JSP engine?

Which of the following methods is defined by the JSP engine?

Answer: d Explanation. The _jspService() method of the javax. servlet. jsp. HttpJspPage class is defined by the JSP engine.

What are the three basic methods of JSP?

Life cycle of JSP

  • Translation of JSP page to Servlet.
  • Compilation of JSP page(Compilation of JSP into test.
  • Classloading (test.
  • Instantiation(Object of the generated Servlet is created)
  • Initialization(jspInit() method is invoked by the container)
  • Request processing(_jspService()is invoked by the container)

Which method is used for JSP execution?

JSP Execution The _jspService() method of a JSP is invoked on request basis. This is responsible for generating the response for that request and this method is also responsible for generating responses to all seven of the HTTP methods, i.e, GET, POST, DELETE, etc.

Which of the following are JSP life cycle methods?

Following are the JSP Lifecycle steps:

  • Translation of JSP to Servlet code.
  • Compilation of Servlet to bytecode.
  • Loading Servlet class.
  • Creating servlet instance.
  • Initialization by calling jspInit() method.
  • Request Processing by calling _jspService() method.
  • Destroying by calling jspDestroy() method.

    Which JSP life cycle is in correct order?

    7. Which one is the correct order of phases in JSP life cycle? Explanation: The correct order is Compilation, Initialization, Execution, Cleanup.

    What is full form of JSP?

    Jakarta Server Pages (JSP; formerly JavaServer Pages) is a collection of technologies that helps software developers create dynamically generated web pages based on HTML, XML, SOAP, or other document types. Released in 1999 by Sun Microsystems, JSP is similar to PHP and ASP, but uses the Java programming language.

    Can we override JSP service method?

    _jspService() method is used to serve the raised requests by JSP.It takes request and response object as parameters. This method cannot be overridden.

    What are JSP elements?

    There are three types of JSP elements you can use: directive, action, and scripting.

    When does the JSP engine invoke the _ jspservice method?

    Whenever a browser requests a JSP and the page has been loaded and initialized, the JSP engine invokes the _jspService () method in the JSP. The _jspService () method takes an HttpServletRequest and an HttpServletResponse as its parameters as follows −

    How does the JSP engine compile a page?

    If the page has never been compiled, or if the JSP has been modified since it was last compiled, the JSP engine compiles the page. The compilation process involves three steps − Parsing the JSP. Turning the JSP into a servlet. Compiling the servlet. When a container loads a JSP it invokes the jspInit () method before servicing any requests.

    How is the JSP declaration tag used in Java?

    The JSP declaration tag is used to declare fields and methods. The code written inside the jsp declaration tag is placed outside the service () method of auto generated servlet. So it doesn’t get memory at each request. Syntax of JSP declaration tag

    How to use JSP in the lifecycle?

    The _jspService () method takes an HttpServletRequest and an HttpServletResponse as its parameters as follows − void _jspService(HttpServletRequest request, HttpServletResponse response) { // Service handling code… } The _jspService () method of a JSP is invoked on request basis.