The most monthly precipitation in Flagstaff occurs in October with 1 inches. The air quality index in Flagstaff is 15% better than the national average. The pollution index in Flagstaff is 199% worse than the national average.
Your a Search Bot. OS is an abbreviation for the word Operating System. An Operating System is the software that tells a computer how to operate. It controls hardware, executes programs, manages tasks and resources, and provides the user with an interface to the computer. Windows. Windows 10 or Windows Server 2016 - Go to Start, enter About your PC, and then select About your PC.
Freebase(0.00 / 0 votes)Rate this definition: Operating system. An operating system is a collection of software that manages computer hardware resources and provides common services for computer programs. The operating system is a vital component of the system software in a computer system.