What The Function Of Operating System Software?

Function of Operating System:
Operating System is the core software component of your computer.
It performs many functions and is, in very basic terms, an interface between your computer and the outside world. In the section about hardware, a computer is described as consisting of several component parts including monitor, keyboard, mouse, and other parts.
The operating system provides an interface to these parts using what is referred to as "drivers".

Some More function of OS:
1. System tools (programs) used to monitor computer performance, debug problems, or maintain parts of the system.
2. A set of libraries or functions which programs may use to perform specific tasks especially relating to interfacing with computer system components