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Muhammad

بِسمِ اللَّهِ الرَّحمٰنِ الرَّحيمِ

From: Sahiwal Division

Registered: 2012-03-22

Posts: 22,197

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Which method can be used to keep track of number of concurrent users?

Java Quizzes SCWCD (Sun Certified Web Component Developer)

Question:
Which method can be used to keep track of number of concurrent users?

Option A):
HttpSessionBindingListener
Option B):
ServletSessionListener
Option C):
HttpSessionListener
Option D):
ServletContextListener

Correct Answer is Option C):
HttpSessionListener

Explanation:
Whenever a session is created the sessionCreated method of HttpSessionListener will get invoked. We can use this method to keep track of the number of users.

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