difference. between List and Set?

2 Answers   Campus Interaction, HCL, Infotech,

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What is re-entrant. Is session beans reentrant. Is entity beans reentrant?

0 Answers  

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What is a task?s priority?

1 Answers  

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What happens when a thread cannot acquire a lock on an object?

0 Answers  

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what is the diffrence between banking and insurance domain?

2 Answers  

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What is permgen or permanent generation?

0 Answers  

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What is Servlet Filter And What does it work?

1 Answers   TCS,

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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

1 Answers  

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iam writing the contents to a excel through I/O i am putting first statement as WRITE and then READ(from excel) immediately..later user complains that he is not getting the date by using READ ..wat could be the situation

3 Answers   iGate,

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Explain the life cycle of servlet?

3 Answers   Cognizant, HCL,

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What event results from the clicking of a button?

0 Answers  

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How can a dead thread be restarted?

1 Answers   IBM, Wipro,

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