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Q18 Single choice

Application A holds a lock on a row in table TAB1.
If lock timeout is set to 20, what will happen when Application B attempts to acquire a compatible lock on the same row?

A
Application B will acquire the lock it needs
B
Application A will be rolled back if it still holds its lock after 20 seconds have elapsed
C
Application B will be rolled back if Application A still holds its lock after 20 seconds have elapsed
D
Both applications will be rolled back if Application A still holds its lock after 20 seconds have elapsed

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