MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -Operating systems usually come pre-loaded on any computer you buy. Most people use the operating system that comes with their computer, but it’s possible to upgrade or even change operating systems. The three most common operating systems for personal computers are Microsoft Windows, macOS, and Linux.

Detailed explanation-2: -The operating system is usually factory-installed, but because it is a general requirement, this term is used for additional software apart from the bare necessary amount, usually from other sources (or the operating system vendor).

Detailed explanation-3: -Just about every computing device has an operating system-desktops and laptops, enterprise-class server computers, your mobile phone. Even specialty devices like iPods, video game consoles, and television set top boxes run some form of OS.

Detailed explanation-4: -A: Any new PC system you get these days will come with Windows 10 pre-installed on it.

Detailed explanation-5: -(transitive) To install (software, etc.) in advance. My computer came with the operating system preinstalled.