It directs the computer how to function, including the hardware devices.
It is the master program which controls and guides the hardware to all the programs of the computer. System software is more commonly known as the operating system of a computer. The two main types of computer software are system software and application software. There are two major types of software and four major types of computer hardware. There are many different types of computer hardware and software. The computer hardware is a term that is used to refer to the physical computer itself, while the computer software is the guide that tells the hardware how to operate. There are different types of computer hardware and software.