how do you Handle Front End Application data against DB with example?
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Can we have more than one action servlet?
Is System.err.println(""Statement"); is execute the output on console . Example: System.err.println("Hello JAVA");
How to deploy Jar, War files in J2EE?
1) which method of the RequestDispatcher cannot be called once the output is sent to the client? a. forward b. include c. both a&b 2) which interface should an object implement to get notified of changes to the list of active sessions in a web application? a. HttpSessionListener b. HttpSessionActivationListener c. HttpSessionAttributeLIstener 3) A user can select multiple locations from a list box on an HTML form, which of the following methods can be used to retrieve all the selected location? a. getParameter() b. getParameterValues() c. getParamValues() 4) which of the following methods should be used to send character text to the client? a. ServletResponse.getWriter() b. ServletResponse.getOutputStream() c. ServletResponse.getOut() 5) which implicit object is always available in a JSP page? a. exception b. session c. out 6) which inclusion mechanism doesn't include the source of the page, rather the output of the page. a. include directive b. jsp:include action c. Bothe a& b 7) which attribute of the page controls whether a page participates in session or not? a. session-allowed b. session c. isSession
what's the main difference between unix os and linux os?
What is a modular application? What does module-relative mean?
Which characters may be used as the second character of an identifier, but not as the first character of an identifier?
What are the ways to define classes that can be run as threads?
What is the difference between the string and stringbuffer classes?
Why a component architecture for the java platform?
Explain phantom read?
What are the different types of exception?