A semaphore's ____ operation tests the semaphore for a positive value,decrementing it if it is positive and suspends the calling process if it is zero or less.
A) Signal
B) InitSem
C) Delay
D) Acquire

Question

Quizplus · Accepted Answer

The correct operation is "Delay" (or sometimes called "wait" in some contexts). This operation tests the semaphore for a positive value, decrementing it if it is positive, and suspends the calling process if the semaphore's value is zero or less, ensuring that resources are accessed in a controlled manner.

A Semaphore's ____ Operation Tests the Semaphore for a Positive