Storage Structure in Databases MCQs Quiz Online PDF Download

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MCQs on Storage Structure in Databases Quiz PDF Download

MCQ: Examples of nonvolatile storage are magnetic disks and

  1. Flash memory
  2. Main memory
  3. Cache memory
  4. Primary memory

A

MCQ: When changes made by aborted transaction has been undone, transaction is said to be

  1. Committed
  2. Derived
  3. Rolled back
  4. Depicted

C

MCQ: Any changes made by aborted transaction to database, must be

  1. Completed
  2. Done
  3. Undone
  4. Displayed

C

MCQ: Examples of volatile storage are main memory and

  1. Cache memory
  2. Magnetic disk
  3. Flash memory
  4. Magnetic tapes

A

MCQ: If a transaction is not able to complete its execution successfully, it is said to be

  1. Rolled back
  2. Logged
  3. Terminated
  4. Aborted

D