ACtE07 · Chapter 7Data Structures, DBMS & Operating Systems🏛️ Past Licensure QuestionID: c3ab64b1
Who maintains concurrency control in DBMS?
Who maintains concurrency control in DBMS?
Multiple Choice Options
- A✓ Correct Option
Transaction Manager
- B
Scheduler
- C
Recovery Manager
- D
Query Processor
Detailed Technical Solution & Explanation
According to standard engineering principles, for Who maintains concurrency control in DBMS?, the correct choice is Transaction Manager.
Option Analysis:
•
Option A (Transaction Manager): Correct. Valid technical statement directly addressing the question requirement.
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Option B (Scheduler): Incorrect. Does not satisfy the technical condition or specifies an alternate/invalid property.
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Option C (Recovery Manager): Incorrect. Does not satisfy the technical condition or specifies an alternate/invalid property.
•
Option D (Query Processor): Incorrect. Does not satisfy the technical condition or specifies an alternate/invalid property.
Reference: Demo2 · Set 2NEC Licensure Syllabus