If a Persistence application locks entity x with a LockModeType.OPTIMISTIC_FORCE INCREMENT lock type, which statement is true?

Question

Options

• AThe Persistence application must increment the version value prior to locking the entity.
• BThis operation will result in a PersistentLockException for a non-versioned object.
• CThis operation will result in a PersistentLockException if the version checks fail.
• DLockModeType.OPTIMISTIC_FORCE_INCREMENT is the synonym of the

• A
  3% (1)
• B
  9% (3)
• C
  15% (5)
• D
  74% (25)

Explanation

Lock ModeWRITE is asynonym for OPTIMISTIC_FORCE_INCREMENT. Use of LockModeType.OPTIMISTIC_FORCE_INCREMENT is to be preferred for new applications.

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