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Operating Systems Practice Test: File System
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Operating Systems Practice Test: File System
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19 Questions

1. Write ahead logging is a way ____________
2. Serializable schedules are ones where ____________
3. A locking protocol is one that ____________
4. A collection of instructions that performs a single logical function is called ____________
5. An actual update is not allowed to a data item ____________
6. The growing phase is a phase in which?
7. The two phase locking protocol consists of ____________
8. Write ahead logging is a way ____________
9. Consider a transaction T1 that committed prior to checkpoint. The record appears in the log before the record. Any modifications made by T1 must have been written to the stable storage either with the checkpoint or prior to it. Thus at recovery time ____________
10. Which is the process of invoking the wait operation?
11. 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.
12. A procedure defined within a ________ can access only those variables declared locally within the _______ and its formal parameters.
13. What are the operations that can be invoked on a condition variable?
14. The undo and redo operations must be _________ to guarantee correct behaviour, even if a failure occurs during recovery process.
15. If no process is suspended, the signal operation ____________
16. Which is the process of invoking the wait operation?
17. The undo and redo operations must be _________ to guarantee correct behaviour, even if a failure occurs during recovery process.
18. If no process is suspended, the signal operation ____________
19. Serializable schedules are ones where ____________

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