What is an Operating System?
A computer is a combination of hardware and software. The hardware components of a computer include a monitor, a keyword, a power supply, hard drives, a motherboard, memory modules, processors, a system fan, and other devices. A computer may also have some external devices such as a printer, fax, and a hard drive. The software component of a computer is a set of software applications including the operating system that makes hardware talk to each other and tell them to do something such as print. In the desktop world, Microsoft Windows is the most installed operating system and controls 82% of desktops. Apple’s macOS is installed on 13% of computers. The rest of the 5% is shared among various operating systems including Linux. According to global data collected by statcounter (image below), Android is the most popular operating system in the world with 40% of the world’s devices powered by Android. To be exact, Android, Windows, iOS, OS X, and Linux are the top 5 most popular...