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

Database Systems MCQs: Chapter 3

Concurrency Control Quiz Questions & Answers PDF Download | 3

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Concurrency Control Exam Questions and Answers PDF Download: Test 3

MCQ: 11

Concurrency control is a challenging task for transactions that have

  1. Application accesses
  2. I/O activities
  3. User interactions
  4. Application interactions
MCQ: 12

For dealing with the deadlock problem, the principal methods are of

  1. 2 types
  2. 3 types
  3. 4 types
  4. 5 types
MCQ: 13

For deadlock prevention, when we use an ordering of data items, the request locks are sequenced in

  1. Consistent with access
  2. Consistent with relation
  3. Consistent with ordering
  4. Consistent with execution
MCQ: 14

Cascading rollbacks can be avoided by

  1. Strict two-phase locking protocol
  2. Rigorous two-phase locking protocol
  3. Deadlock two-phase locking protocol
  4. Lock-point two-phase locking protocol
MCQ: 15

A process known to receive messages from transactions and in response send messages, is

  1. Recovery manager
  2. Lock manager
  3. Process manager
  4. Database administrator

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Concurrency Control Apps (Android & iOS)

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DataBase Management System (MCS) Apps (Android & iOS)

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