Multiple choice database

In a properly designed DBMS, concurrency control is provided by which of the following components.

  1. Process Manager

  2. Cache Manager

  3. Transaction Manager

  4. Lock Manager

  5. C&D
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Concurrency control in DBMS involves both the Transaction Manager (coordinates transactions, ensures ACID properties) and Lock Manager (manages lock acquisition/release for concurrent access). The Process Manager handles process scheduling, and Cache Manager handles buffer management - neither directly handles concurrency control.

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