What is the default transaction attribute for an EJB? (EJB)

Question :What is the default transaction attribute for an EJB? (EJB)
Answer :There is no default transaction attribute for an EJB. Section 11.5 of EJB
v1.1 spec says that the deployer must specify a value for the transaction
attribute for those methods having container managed transaction. In
weblogic, the default transaction attribute for EJB is SUPPORTS.