What are Semaphores and why is it used?

What are Semaphores and why is it used?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: easy

标签: interviewbit, hashedin, company-specific

目标公司: HashedIn

参考答案摘要

A semaphore can be used to synchronize access to critical sections in a program by using the two atomic operations wait() and signal(). The atomic operation signal() indicates that the critical sectio...

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