During recovery from a failure

Related MCQs

•                              is used to minimize unnecessary redos during recovery.
• For correct behaviour during recovery, undo and redo operation must be
• Which are types of recovery control techniques:
• Which of the following are introduced to reduce the overheads caused by the log- based recovery?
• The recovery scheme must also provide
• Which of the following stores several gigabytes of data but usually lost when power failure?
• Which one of the following is a failure to a system
• In which the database can be restored up to the last consistent state after the system failure:
• ____ ensures that once transaction changes are done, they cannot be undone or lost, even in the event of a system failure.
• In case of any shut down during transaction before commit which of the following statement is done automatically?