As I said in my previous post I am posting some Important tips one should know the following things before taking SCBCD Exam:
You should emphasize on following area:
Security :
What other tags should be written in <run-As> tag ?
Whose responsibility is to define security role refrence tag?
What other tags can be in security refrence tag and security role tag?
Whose responsibilty is to define security roles ?
What should must be define in a deployment Descriptor to use isCallerInRole(
string s) method?
What type of object is returned by getCallerPrincipal() method?
What class or interface contains Programmatic security methods?
What is requirement for Programmatic Security?
EJB-QL:
You should know how to write a query
You should know whats illegal in EJB-QL query
You should know about WHERE , FROM , IN ,AS clauses
You should know about Pathexpressions
You should know about collections
You should know that ejbSelect<Methods>are written in bean class not in home interface
You should know that ejbFind<Methods> are written in home interface
You should know the difference between find and select method
You should be aware of PrimaryKey field, class , type
You should be aware of defining custom composite primary key class and the things it need to contain
You should know that what variables should be part of both PrimaryKey class as well as the cmp bean?
You should know about EJB-QL and Abstract Presistance Schema
Entity Beans / Session Beans / MDB:
You should know Life cycle of entiy bean
Memorize sequence diagrams
Learn them inside out
their Limitation from Specification
Statless beans in context of transaction
Statefull bean and conversational state
Transactions:
Know how to define CMT by using Deployment Descriptor
Know how to define BMT
All transaction attributes should be remembered
You should know all things related to transactions and Exceptions
Exceptions :
You should know the difference between two System and Application Exceptions
You should know actions and effects of these exception on container transactions
You should be able to identify the exceptions
Environment:
You should know about JNDI-ENC and resources you can get from it
Developers already taken exam can modify these to give better idea to new ones
