Multiple choice technology programming languages

What does the term 'locking' refer to?

  1. Locking is the process of database authentication.

  2. Locking is a process preventing users from reading data being changed by other users, and prevents concurrent users from changing the same data at the same time.

  3. Locking is a process, which logs database usage.

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Locking prevents concurrent access problems by ensuring that when one user is modifying data, other users cannot read or change that same data simultaneously. This prevents conflicts and ensures data integrity. Option A is incorrect because locking is unrelated to authentication.

Keep practicing — related questions