Answer:
The two example of operating system is :windows 7,windows 8.
Explanation:
Operating system which manages the computer system the operating system is an system software .
The function of operating system is file management,input output management ,memory management etc.
Windows 7:The windows 7 software is developed IN 22 JULY 2012 by microsoft by a windows NT family it is a personal computer operating system
Windows 8:it is also developed in 1 AUG 2012 by microsoft by a windows NT family it provide better user interface .It provide extra features then other operating system.
