Multiple choice technology mainframe

Which of the following are the lock types?

  1. shared

  2. update

  3. exclusive

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Database systems use multiple lock types for concurrency control. Shared locks allow read access, update locks allow potential updates, and exclusive locks allow write access. All three are standard lock types in database systems.

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