The EJB Transaction Attribute that ensures the method call that always takes place in a transaction, either client started or container started' are
A) TX_SUPPORTS
B) TX_MANDATORY
C) TX_REQUIRED and TX_REQUIRES_NEW
D) Either A or B

Question

Quizplus · Accepted Answer

TX_REQUIRED and TX_REQUIRES_NEW ensure that a method call always occurs within a transaction. TX_REQUIRED uses an existing transaction or starts a new one if none exists, while TX_REQUIRES_NEW always starts a new transaction, suspending any existing one.

The EJB Transaction Attribute That Ensures the Method Call That