Multiple choice

Which are the different phases in two-phase locking protocol?

  1. Read and write phase

  2. Locking and unlocking phase

  3. Growing and shrinking phase

  4. Growing and locking phase
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The two-phase locking protocols are:

  1. Growing phase- Here transaction may obtain lock but not able to release any lock.
  2. Shrinking phase- Here transaction may release lock but not able to obtain any lock.

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