What is linux?

Linux is an Operating System’s Kernal. Linux is a UNIX clone. But it was actually created by Linux Torvalds from Scratch. Linux is free open-source, that means you can simply change anything in linux and redistribute it in your own name and organization. There are several linux flaviours. A few of them are:

  • Ubuntu
  • Red Hat Enterprise
  • Debien
  • Fedora
  • Linux Mint


1. ls

The “ls(list)” commands used to know what are there in the directory. You can see all files by using “ls” commands. If you need to check HIDDEN files by using “ls -a”




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