Database Systems MCQs - Chapter 6

Database Recovery System Multiple Choice Questions PDF Download - 1

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Database Recovery System Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1: Log records contain

A) Old value

B) New value

C) Both A and B

D) Error value

MCQ 2: The type of blocks that resides on the disk are known as

A) Logical blocks

B) Physical blocks

C) Disk blocks

D) Buffer blocks

MCQ 3: The error that causes loss of the data of volatile storage, and halts the transaction processing is known as

A) System error

B) Application error

C) System crash

D) Transaction error

MCQ 4: An integral part of database that can restore the database to the consistent state of before failure is called

A) Recovery scheme

B) Backup scheme

C) Restoring scheme

D) Transaction scheme

MCQ 5: The pass that determines which transactions to undo is known as

A) Redo pass

B) Analysis pass

C) Undo pass

D) Logical pass

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