Which one is not operating system?
A. P11
B. OS/2
C. Windows
D. Unix
Answer: Option A
Solution(By Examveda Team)
An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs. Early computers were built to perform a series of single tasks, like a calculator. Basic operating system features were developed in the 1950s, such as resident monitor functions that could automatically run different programs in succession to speed up processing.This Question Belongs to Computer Fundamentals >> Operating System
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P11 is a Symphony mobile model 😃 in Bangladesh
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