Skip to content
Related Articles

Related Articles

Improve Article

GATE | GATE MOCK 2017 | Question 33

  • Last Updated : 15 Oct, 2019

Which of the following statement is/are incorrect?

  1. A schedule following strict two phase locking protocol is conflict serializable as well as recoverable.
  2. Checkpoint in schedules are inserted to ensure recoverability.

(A) Only 1

(B) Only 2

(C) Both 1 and 2

(D) None




Answer: (B)

Explanation: Basic two phase locking protocol ensures only conflict serializability and strict two phase locking protocol ensures recoverability as well. So statement (1) is correct.
Checkpoints are inserted to minimize the task of undo-redo in recoverability. So, statement (2) is not correct.

Option (B) is correct.


Quiz of this Question

Attention reader! Don’t stop learning now.  Practice GATE exam well before the actual exam with the subject-wise and overall quizzes available in GATE Test Series Course.

Learn all GATE CS concepts with Free Live Classes on our youtube channel.

My Personal Notes arrow_drop_up
Recommended Articles
Page :