Without Book Interview Questions and Answers | Online Test | Moct Test
Download Android App in your Android Device from Google Play Store
- Search for "Withoutbook Practice Exam Test" in Mobile/Tablet Play Store
Institute Training Search by Name or Email

Exams Attended

Make Homepage

Bookmark this page

Subscribe Email Address

Servlets Interview Questions and Answers

Ques 21. Why don't we write a constructor in a servlet?

Ans. Container writes a no argument constructor for our servlet.

Is it helpful? Add Comment View Comments
Ques 22. When we don't write any constructor for the servlet, how does container create an instance of servlet?
Ans. Container creates instance of servlet by calling Class.forName(className).newInstance().
Is it helpful? Add Comment View Comments
Ques 23. Once the destroy() method is called by the container, will the servlet be immediately destroyed? What happens to the tasks(threads) that the servlet might be executing at that time?
Ans. Yes, but Before calling the destroy() method, the servlet container waits for the remaining threads that are executing the servlet?s service() method to finish.
Is it helpful? Add Comment View Comments
Ques 24. What is the difference between callling a RequestDispatcher using ServletRequest and ServletContext?
Ans. >We can give relative URL when we use ServletRequest and not while using ServletContext.
Is it helpful? Add Comment View Comments
Ques 25. Why is it that we can't give relative URL's when using ServletContext.getRequestDispatcher() when we can use the same while calling ServletRequest.getRequestDispatcher()?
Ans. Since ServletRequest has the current request path to evaluae the relative path while ServletContext does not.
Is it helpful? Add Comment View Comments

Most helpful rated by users:

©2016 WithoutBook