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The _____ Guarantees That If a Portion of a Transaction

Question 3

Multiple Choice

The _____ guarantees that if a portion of a transaction operation cannot be committed, all changes made at the other sites participating in the transaction will be undone to maintain a consistent database state.


A) DO-UNDO-REDO protocol
B) two-phase commit protocol (2PC)
C) coordinator protocol
D) write-ahead protocol

Correct Answer:

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