true or false and give me reason Q- 1 Deadlock : 2 phase locking is when the las

Question

true or false and give me reason

Q-1 Deadlock

: 2 phase locking is when the last lock () is done before the first unlock()

: 2 phase locking will lead to faster transaction turnaround time than serially run transactions.

: Strict 2 phase locking will guarantee there will be no cycles in the serializability graph.

: Disallowing a transaction to hold one lock while waiting for another will avoid deadlock.

: Not allowing locks will detect Deadloack.

: Serializability graphs are used for deadlock avoidance.

Explanation / Answer

1)

true

Because no lock can be done after the first one e unlocked.

2)

TRUE

3)

False

As the detailed explain from previous.

4)

True

Yes as the dead lock state that two process wait for same resource but lock occurs then we can prevent the dead locks

5)

True

6)

False

There is no dependencies between them

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