Showing posts from August, 2019

Basic linux command line interface

What is Linux?   Linux is the best-known and most-used open-source operating system. As an operating system, Linux is software that sits underneath all of the other software on a computer, receiving requests from those programs and relaying these requests to the computer’s hardware. Source: What is Command-Line Interface (CLI)?     Command-line interface (CLI) is a text-based interface that is used to operate software and operating systems while allowing the user to respond to visual prompts by typing single commands into the interface and receiving a reply in the same way. Source: Command Line PWD     The PWD utility writes the absolute pathname of the current working directory to the standard output. Command Line  LS ls is a Linux shell command that lists directory contents of files and directories. Command Line  CD cd command in linux known as change directory command. It