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ISRO | ISRO CS 2009 | Question 61

  • Last Updated : 05 Jun, 2018

Which of the following contains complete record of all activity that affected the contents of a database during a certain period of time?
(A) Transaction log
(B) Query language
(C) Report writer
(D) Data manipulation language


Answer: (A)

Explanation: A Transaction Log is maintained to capture all the details and the actions performed on the database during any transaction. It is used to introduce the Durability in a transaction.

So, option (A) is correct.

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