Is super class object gets initiated while creating the subclass object? what happen in heap and stack when call super class method from subclass and call super class constructor by using super keyword from subclass?

sarath

• Jul 21st, 2011

yup its intiated as for inheritance.. the object will be created in heap and as you would probably know that superclass constructor is called when subclass constructor is called.. but first the super...

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What is JPA, can we use JPA without hibernate (hibernate3.jar)? Explain with samples?

Balaji

• Apr 10th, 2015

Yes. Hibernate is a framework which helps us to achieve object data persistence using JPA. We can use direct JPA or alternative frameworks for hibernate as well.

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What is the different between session and cookies? Where is the session information stored? In RAM of the Client or Disk of the Client or it is stored on the server?

vinaymudgil007

 Profile Answers by vinaymudgil007 Questions by vinaymudgil007

• Aug 30th, 2009

well, the purpose of session and cookie is the same --- to maintain the state [in a typical web application, based on http protocol]Session -- Its stored at server side [containers memory, R...

Leeall

 Profile Answers by Leeall Questions by Leeall

• Jul 28th, 2009

Cookie is stored at disk of client, session is stored at RAM of server

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