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What do you understand by JSP Actions?
JSP actions are XML tags that direct theserver to use existing components or control thebehavior of the JSP engine. JSP Actions consist of atypical (XML-based) prefix of "jsp" followed by acolon, followed by the action name followed by one ormore attribute parameters.There are six JSP Actions:
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What is the servlet?
Servlets are modules that extend request/response-oriented servers, such as Java-enabled web servers. For example, a servlet may be responsible for taking data in an HTML order-entry form and applying the business logic used to update a company's order database.
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What is the difference between ServletContext and ServletConfig?
Both are interfaces. The servlet engine implements the ServletConfig interface in order to pass configuration information to a servlet. The server passes an object that implements the ServletConfig interface to the servlet's init() method.The ServletContext interface provides information to servlets regarding the environment in which they are running. It also provides standard way for servlets to write...