Which are features in EJB 2.0 ? and which are features in EJB 3.0?

Interview Candidate
May 21st, 2006
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Deven

Jul 1st, 2006

POJO - Plain old Java Objects..
Look for article on EJB3.0 on javaworld
1) EJB2.0 has Deployment descriptors but in EJB3.0 has no Deployment Descriptors.
2) EJB2.0 we have to write Home and Remote Interfaces But in EJB3.0 No need to write Home and remote interfaces.
3) In EJB3.0 We r identifying all entities with '@' symbol.
Deven Mehta USA accentue

jagdish

Sep 15th, 2006

POJO - Plain old Java Objects..
Look for article on EJB3.0 on javaworld
1) EJB2.0 has Deployment descriptors but in EJB3.0 has no Deployment Descriptors.
2) EJB2.0 we have to write Home and Remote Interfaces But in EJB3.0 No need to write Home and remote interfaces.
3) In EJB3.0 We r identifying all entities with '@' symbol.