FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Windows comes pre-loaded on most new PCs, which helps to make it the most popular operating system in the world.

Detailed explanation-2: -The three most common operating systems for personal computers are Microsoft Windows, Mac OS X and Linux. A distinction is made between operating systems for general computers such as PCs and servers, and operating systems for specialised equipment such as routers and switches.

Detailed explanation-3: -Windows 10 is the most popular Windows desktop operating system, accounting for a market share of around 69 percent as of January 2023. The share of devices running the older Windows 7 OS has slipped over the past year, with the newer Windows 11 running on around 18 percent of devices.

Detailed explanation-4: -IBM introduces its Personal Computer (PC) The first IBM PC, formally known as the IBM Model 5150, was based on a 4.77 MHz Intel 8088 microprocessor and used Microsoft´s MS-DOS operating system.

Detailed explanation-5: -As of November 2022, Android, an operating system using the Linux kernel, is the world’s most-used operating system when judged by web use. It has 42% of the global market, followed by Windows with 30%, Apple iOS with 18%, macOS with 6%, then (desktop) Linux at 1.0% also using the Linux kernel.