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For an effective operating system, when to check for deadlock?
answered
Oct 21, 2022
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What is the drawback of banker’s algorithm?
answered
Oct 21, 2022
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Which one of the following is the deadlock avoidance algorithm?
answered
Oct 21, 2022
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The circular wait condition can be prevented by ____________
answered
Oct 21, 2022
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operating-system-questions-answers-deadlock
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A system is in the safe state if ____________
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Oct 21, 2022
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Which of the following condition is required for a deadlock to be possible?
answered
Oct 21, 2022
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What is a reusable resource?
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Oct 21, 2022
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Which of the following concurrency control protocols ensure both conflict serializability and freedom from deadlock?
answered
Oct 20, 2022
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The shrinking phase is a phase in which?
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Oct 20, 2022
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The growing phase is a phase in which?
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Oct 20, 2022
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The two phase locking protocol consists of ____________
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Oct 20, 2022
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A locking protocol is one that ____________
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Oct 20, 2022
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Serializable schedules are ones where ____________
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Oct 20, 2022
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Consider a transaction T1 that committed prior to checkpoint. The <T1 commits> record appears in the log before the <checkpoint> record.
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Oct 20, 2022
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The system periodically performs checkpoints that consists of the following operation(s) ____________
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Oct 20, 2022
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The undo and redo operations must be _________ to guarantee correct behaviour, even if a failure occurs during recovery process.
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Oct 20, 2022
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An actual update is not allowed to a data item ____________
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Oct 20, 2022
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In the write ahead logging a _____________ is maintained.
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Oct 20, 2022
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Write ahead logging is a way ____________
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Oct 20, 2022
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The state of the data accessed by an aborted transaction must be restored to what it was just before the transaction started executing. This restoration is known as ________ of transaction.
answered
Oct 20, 2022
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operating-system-mcqs-atomic-transactions
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