Database Systems MCQs (Computer Science) From Textbook

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Database Systems MCQs – Practice Test 9 (Chapter 3)

Concurrency Control MCQs with Answers PDF Download – Test 9

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The Concurrency Control Multiple Choice Questions (MCQs) with Answers PDF (Concurrency Control MCQs PDF e-Book) download Ch. 3-9 to study Database Systems Course. Practice Multiple Granularity Locking MCQs, Concurrency Control Notes questions and answers PDF for online computer engineering programs. Download the Concurrency Control MCQs App: Free Database Systems MCQs App to study concurrency in index structures, multiple granularity in dbms, deadlock handling career test to learn online training courses.

The MCQ: A protocol that requires each transaction to be executed in two or three different phases in its lifetime, is called; "Concurrency Control MCQs" App Download [Free] with answers: intention mode protocol, recovery protocol, exclusive mode protocol, and validation protocol to learn online training courses. Solve Indexing in DBMS Quiz Questions, download Google e-Book (Free Chapter) for computer information science.

Concurrency Control MCQs – Practice Test 9 PDF Download

MCQ: 41

A protocol that requires each transaction to be executed in two or three different phases in its lifetime, is called

  1. Recovery protocol
  2. Intention mode protocol
  3. Exclusive mode protocol
  4. Validation protocol
MCQ: 42

Multiversion two-phase locking, requires transactions to be declared as

  1. Read-only
  2. Update
  3. Write-only
  4. Both A and B
MCQ: 43

Graph-based locking protocols impose restrictions on the

  1. Order of execution
  2. Order of access
  3. Order of evaluation
  4. Order of cascading
MCQ: 44

The two-phase locking protocol ensures

  1. No Delays
  2. Unlocking
  3. Validation
  4. Serializability
MCQ: 45

The deadlock prevention scheme named wait-die is a

  1. Nonpreemptive technique
  2. Preemptive technique
  3. Linear preemptive technique
  4. Non-linear preemptive technique

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