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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. The two phase locking protocol consists of ____________
2. 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.
3. 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.
4. Write ahead logging is a way ____________
5. Which is the process of invoking the wait operation?
6. In the write ahead logging a _____________ is maintained.
7. A terminated transaction that has completed its execution successfully is ____________ otherwise it is __________
8. Which is the process of invoking the wait operation?
9. If no process is suspended, the signal operation ____________
10. The monitor construct ensures that ____________
11. The system periodically performs checkpoints that consists of the following operation(s) ____________
12. Serializable schedules are ones where ____________
13. 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 ____________
14. A locking protocol is one that ____________
15. A collection of instructions that performs a single logical function is called ____________
16. What are the operations that can be invoked on a condition variable?
17. An actual update is not allowed to a data item ____________
18. A locking protocol is one that ____________
19. The growing phase is a phase in which?

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