Operating System (OS)
The file structure that redefines its first record at a base of zero uses the term:

None of these
hashing
relative organization
dynamic reallocation
key fielding

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Operating System (OS)
Semaphores

are used to do I/O
are used for memory management
None of these
synchronize critical resources to prevent deadlock
synchronize critical resources to prevent contention

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Operating System (OS)
What is the method of handling deadlocks?

Pretend that deadlocks never occur in the system
Use a protocol to ensure that the system will never enter a deadlock state
Allow the system to enter the deadlock state and then recover
All of these

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