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Chapter 3: Database Systems Exam Tests

Database Systems MCQs - Chapter 3

Concurrency Control Multiple Choice Questions (MCQ) PDF - 1

The e-Book Concurrency Control Multiple Choice Questions and Answers (MCQs), Concurrency Control MCQ Quiz PDF, test 1 to study online DBMS Course Tests. Practice Deadlock Handling MCQs, Concurrency Control trivia questions and answers PDF to prepare for job interview. The Concurrency Control MCQs App Download: Free learning app for multiple granularity in dbms, concurrency in index structures career test for top computer science schools in the world.

The Multiple Choice Question (MCQ Quiz) A protocol that ensures the system will never enter a deadlock state is called: deadlock elimination, deadlock detection, deadlock prevention and deadlock recovery with "Concurrency Control" App Download (Free) for 2 year computer science degree. Solve deadlock handling quiz questions, download Google eBook (Free Sample) for CS major.

Concurrency Control MCQ Quiz PDF Download: Test 1

MCQ 1: A protocol that ensures the system will never enter a deadlock state is called

A) Deadlock detection
B) Deadlock elimination
C) Deadlock prevention
D) Deadlock recovery

MCQ 2: An approach named Lock timeouts is used for

A) Deadlock detection
B) Deadlock elimination
C) Deadlock recovery
D) Deadlock prevention

MCQ 3: The rigorous two-phase locking protocol permits releasing all locks at the

A) Beginning of transaction
B) During execution of transaction
C) End of transaction
D) Never in the life-time of transaction

MCQ 4: The system must deal with the deadlocks that are not prevented by using schemes of

A) Validation
B) Deadlock detection
C) Deadlock recovery
D) Both A and B

MCQ 5: A scheme that creates a new version of a data item for each transaction is defined by

A) Concurrency control scheme
B) Multiversion concurrency control scheme
C) Timestamp concurrency control scheme
D) Wound concurrency control scheme

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