Database Systems MCQs – Practice Test 2 (Chapter 3)

Concurrency Control MCQ with Answers PDF Download – Test 2

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Concurrency Control MCQ – Practice Test 2 PDF Download

MCQ 6: A two-phase locking protocol variant that requires that all locks be held until the transaction commit is called:

Lock-point two-phase locking protocol
Deadlock two-phase locking protocol
Strict two-phase locking protocol
Rigorous two-phase locking protocol

MCQ 7: The deadlock prevention scheme that requires each transaction to locks all its data items before it begins:

Initialization
Execution
Evaluation
Processing

MCQ 8: The deadlock prevention scheme named wound-wait is a:

Non-linear preemptive technique
Linear preemptive technique
Preemptive technique
Nonpreemptive technique

MCQ 9: A transaction that is inserting a new tuple into the database is given an:

Shared lock
Mutual lock
Exclusive lock
NO lock

MCQ 10: The multiple-granularity locking protocol uses multiple lock modes to ensure:

Sequence
Serializability
Deadlocks
Locking

Database Systems Notes App & e-Book – Concurrency Control Exam Prep

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