Failure Classification in DBMS MCQs Test Online PDF Book Download

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MCQ on Failure Classification in DBMS Quiz PDF Download

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

C

MCQ: Database is partitioned into storage units of fixed length, known to be

  1. Blocks
  2. Sectors
  3. Units
  4. Tracks

A

MCQ: A data-loss in a disk block can be in result of

  1. Head crash
  2. Sector crash
  3. Failure in data-transfer
  4. Both A and C

D

MCQ: Input and output operations of any database are done in

  1. Sector units
  2. Track units
  3. Block units
  4. Log units

C

MCQ: For recording database modi?cations, widely used structure is called

  1. Scheduling
  2. Buffering
  3. Log
  4. Blocking

C