Database Recovery System Multiple Choice Questions and Answers 1 PDF Book Download

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MCQs on Database Recovery System Test 1 PDF Book Download

MCQ: Log records contain

  1. Old value
  2. New value
  3. Both A and B
  4. Error value


MCQ: Type of blocks that resides on disk are known as

  1. Logical blocks
  2. Physical blocks
  3. Disk blocks
  4. Buffer blocks


MCQ: Error that causes loss of data of volatile storage, and halts transaction processing is known as

  1. System error
  2. Application error
  3. System crash
  4. Transaction error


MCQ: An integral part of database that can restore database to consistent state of before failure is called

  1. Recovery scheme
  2. Backup scheme
  3. Restoring scheme
  4. Transaction scheme


MCQ: Pass that determines which transactions to undo is known as

  1. Redo pass
  2. Analysis pass
  3. Undo pass
  4. Logical pass