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Download Database Systems MCQ App | Concurrency Control e-Book PDF

Database Systems Entrance Exam: Practice Test 6 (Chapter 3)

Concurrency Control Multiple Choice Questions (MCQ) PDF Download - 6

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The Concurrency Control Multiple Choice Questions (MCQ Quiz) with Answers PDF (Concurrency Control MCQ PDF e-Book) download Ch. 3-6 to learn Database Systems Course. Solve Deadlock Handling Multiple Choice Questions (MCQs), Concurrency Control quiz with answers PDF to learn SQL certification courses. The Database Systems MCQ App Download: Free Concurrency Control App to learn concurrency in index structures, multiple granularity locking career test for online computer science engineering.

The MCQs: Deadlock prevention approaches are of; "Concurrency Control" App (Android, iOS) with answers: 3 types, 2 types, 4 types, and 5 types to learn SQL certification courses. Practice SQL Data Definition Quiz Questions, download Apple Book (Free Sample) for online college courses.

Concurrency Control MCQ with Answers PDF Download: Quiz 6

MCQ: 26

Deadlock prevention approaches are of

  1. 2 types
  2. 3 types
  3. 4 types
  4. 5 types
MCQ: 27

A deadlock can be broken down by

  1. Committing one or more transactions
  2. Aborting one or more transactions
  3. Rolling back one or more transactions
  4. Terminating one or more transactions
MCQ: 28

Exclusive locks are released at the end of the transaction to ensure

  1. Recoverability
  2. Cascadelessness
  3. Key-value locking
  4. Both A and B
MCQ: 29

Various concurrency-control schemes are used to ensure

  1. Serializability
  2. Deadlock prevention
  3. Timeouts
  4. Locking states
MCQ: 30

For dealing with the not-prevented deadlocks, the system constructs

  1. Wait-wound graph
  2. Wait-for graph
  3. Wound-for graph
  4. Wound-wait graph

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