超星 - Chapter 5 Process synchronization

单选题

When several processes access the same data concurrently and the outcome of the execution depends on the particular order in which the access takes place, is called?

A. dynamic condition
B. race condition
C. essential condition
D. critical condition

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单选题

If a process is executing in its critical section, then no other processes can be executing in their critical section. This condition is called?

A. mutual exclusion
B. critical exclusion
C. synchronous exclusion
D. asynchronous exclusion

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单选题

Which one of the following is a synchronization tool?

A. thread
B. pipe
C. semaphore
D. socket

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单选题

Mutual exclusion can be provided by the __________

A. mutex locks
B. binary semaphores
C. both mutex locks and binary semaphores
D. none of the mentioned

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单选题

Process synchronization can be done on __________

A. hardware level
B. software level
C. both hardware and software level
D. none of the mentioned

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单选题

A monitor is a module that encapsulates __________

A. shared data structures
B. procedures that operate on shared data structure
C. synchronization between concurrent procedure invocation
D. all of the mentioned

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单选题

To enable a process to wait within the monitor __________

A. a condition variable must be declared as condition
B. condition variables must be used as boolean objects
C. semaphore must be used
D. all of the mentioned

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单选题