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TestAndSet instruction is executed ____________

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in Operating System by (102k points)
TestAndSet instruction is executed ____________

(a) after a particular process

(b) periodically

(c) atomically

(d) none of the mentioned

The question was asked by my school teacher while I was bunking the class.

The query is from Semaphores topic in section Process Synchronization of Operating System

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Correct choice is (c) atomically

For explanation: None.

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