The key function of the operating system is to offer an ecosystem to the execution of programs. So, an operating system gives certain services to programs and the end users of those programs. Semaphores are compound data types with two fields just one is a Non-detrimental integer S.V(Semaphore Value) https://financefeeds.com/ripple-xrp-price-prediction-will-xrp-be-the-next-token-to-tap-10-this-0-15-copyright-has-a-better-shot/