Which of the following is not an example of Operating System?

Correct option is D

The correct answer is (d) Microsoft Office.
Explanation:
● An Operating System (OS) is software that manages computer hardware and software resources and provides common services for computer programs.
● Linux, macOS, and Android are all examples of Operating Systems.
● Microsoft Office is an Application Software suite (containing Word, Excel, PowerPoint, etc.) used for specific tasks.
Information Booster:
● Windows: The most widely used OS for personal computers.
● iOS: The operating system for Apple's mobile devices.