A transaction manager is easy and swift, keeps all necessary states in memory, and endures all states to a _________.

A transaction manager is easy and swift, keeps all necessary states in

1.	A transaction manager is easy and swift, keeps all necessary states in memory, and endures all states to a _________.
Answer» A transaction manager is EASY and swift, KEEPS all necessary states in memory, and ENDURES all states to a _________. Choose the correct option from below LIST (1)None of the options (2)System-LOG (3)write-ahead log (4)All of the options Answer:-(3)write-ahead log