... and joins C in the queue.When B leaves, there is no guarantee that C goes next. In fact, if A goes next, and B joins the queue, then we are back to the starting position, and we canrepeat the ... called“waking”.That’s all there is to the definition, but there are some consequences of the definition you might want to think about. The Little Book of Semaphores Allen B. DowneyVersion 2.1.58 Semaphores • ... Thread A gets to the signal first then the value of the semaphorewill be incremented, and when Thread B gets to the wait, it will proceed im-mediately. Either way, the order of a1 and b1 is guaranteed.12...