The recovery technique in which the database is returned to a known state and then all valid transactions are reapplied to the database is known as ________.
A) reprocessing
B) rollback
C) transaction logging
D) rollforward
E) checkpointing

Question

Quizplus · Accepted Answer

The recovery technique described is known as rollforward, which involves restoring the database to a known state and then reapplying all valid transactions to the database. Reprocessing refers to rerunning a batch process or program, rollback is a technique for undoing a transaction that has not been committed, transaction logging is the process of recording all transactions in a log, and checkpointing is a technique for periodically recording the current state of a database.

The Recovery Technique in Which the Database Is Returned to a Known