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ActionServlet performs the role of Controller:
? Process user requests
? Verify what the user is trying to achieve according to the request
? Pull data from the model (if essential) to be given to the appropriate view,
? Select the proper view to respond to the user
? Delegates most of this grunt work to Action classes
? Is responsible for initialization and clean-up of resources
#question)i) devising ii) validating and iii) testing of algorithms...
J2EE (Java 2 Enterprise Edition) is an environment for deploying and developing enterprise applications on various operating system. The J2EE platform consists of J2EE components,
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The different types of actions in Struts are: ? DispatchAction ? LookupDispatchAction ? ForwardAction ? SwitchAction ? IncludeAction
How do I prevent the output of my JSP or Servlet pages from being cached by the browser? Ans) You will require to set the appropriate HTTP header attributes to stop the dynamic
What is an object's lock and which objects have locks? An object's lock is a mechanism that is used by multiple threads to get synchronized access to the object. A thread may i
Describe life cycle of thread. Threads follow the single flow of control. A thread is execution in a program. The life cycles of threads are listed below: Newborn state: A
Problem : (a) One problem encountered when designing web applications is that HTTP is a "stateless" protocol. Describe two general approaches to solve the statelessness probl
JMS consumer is a JMS client that receives messages.
The Post Office Protocol is an application-level protocol within an intranet which is used by the local e-mail clients to send and retrieve e-mails from a remote server those are l
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