Linux is an operating system(OS), like Windows , iOS, and Mac OS. Under the hood, Linux is one of the most popular operating system on the planet, powering Android, Apple, and other devices. According to W3Cook’s analysis of Alexa’s data, 96.3 percent of the top 1 million web servers are running Linux. The remainder is split between Windows, 1.9 percent, and FreeBSD, 1.8 percent. An operating system is software that manages all hardware resources associated with desktop or laptop. In simple words, the OS(operating system) manages communication between software’s and system hardware’s.