View Full Version : What is semaphore?

Shivangi Panwar
06-04-2016, 12:31 AM
What is semaphore?

07-31-2016, 10:21 PM
A semaphore is a synchronization object that controls access by multiple processes to a common resource in a parallel programming environment,semaphores are widely used to control access to files and shared memory,The three basic functionalities present in semaphores are set, check and wait until it clears to set it again.