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 | i developed an online quiz application that retrieves the questions from the database and displays it to the user.how can i put time constraint into that application  |
| | my logout application is not working.when i logged out it is coming to the login page but when i clicked the back button on the browser it is again displaying the previous page.i tried all ways like setting the http headers,deleting the temporary files etc....but no solution can u please …  |
| | how to display the randomly selsected questions from a database one at a time in jsp like in online quiz.please help me  |