Research the ff.

Booting- is the process in which the  computer tests all the components and the programs of the computer
to see whether it has problems or not before the computer fully starts.

GUI - or the Graphical User Interface, it allows users to interact using graphics rather than texts.

Linux - a free operating system

Macintosh OS - it is the most expensive among other Operating Systems. it is a good Operating System because first
it doesn't have viruses unlike others and it has unique programs that is only exclusive for the operating system,
but not many uses it because of the price only high earning people and big companies us it.

MS-DOS - or Microsoft Disk Operating System. it allows users to interact to the computer throught texts.
it is the most commonly used among the DOS family.

Multitasking - is the proccess of doing different tasks at the same time.

NOS - Network Operating System, Made by Linux/Unix. it is an operating system that focuses on networks.

OS - or the operating system, it is a system Software that is responsible for all other softwares in the computer.

System Software - a system software is responsible for all other softwares in the computer it is the one that
runs and commands other softwares, examples of these are Windows, Android, Mac OS, Linux, etc.

Application Software - software that does specific tasks individual to other softwares, examples of these are
Notepad, MS Word, Internet Explorer, etc.

UNIX - it is a multi-tasking mulit user based operating system.

Utility Programs - Programs that cleans and organizes the data in the computer.
Examples od Utility Programs are Disk Cleanup and Disk Defragmenter.

Windows - it is the most Famous, Most used and it is the most efficient among other Operating Systems,
created by the Microsoft Corporation.

Windows CE - is an operating system developed by Microsoft for embedded systems
it is a distinct operating system and kernel, rather than a trimmed-down version of desktop Windows.

Windows Mobile - Portable Windows Operating System in mobile Phones and other Mobile Devices.

Differentiate Mac OS VS Windows VS Linux

Mac OS - it is the most expensive among other Operating Systems. it is a good Operating System because first
it doesn't have viruses unlike others and it has unique programs that is only exclusive for the operating system,
but not many uses it because of the price only high earning people and big companies us it.

Windows - it the most commonly used Operating System, it is the first GUI integrated OS it is very easy to use
and it is not very expensive also. today the most stable Version of it is the Windows 7.

Linux - although it is a free OS very few uses it, for some reasons some people does not like it. some people only
use it for a substitute OS until they can buy efficient ones.