Day2: Getting Started with DevOps!

Basics of Linux

#90daysofDevops challenge

What is Linux?

• Linux is an open-source operating system, It is a freely available operating system that can be installed on a wide range of devices such as desktops, servers, smartphones and tablets, supercomputers etc.

• An operating system (OS) is a system of software that manages computer hardware, software resources and provide common services for computer programs.

Basic Linux Command:

1)Linux command to check your present working directory:

pwd : It gives the present or current working directory.

example:

pwd

2)Linux Command to list all the files or directories including hidden files:

The ls command lists files and directories within a system. Running it without an option will show the current working directories content.

ls -la is the command to list all the files or directories including hidden files

l will display a long listing format of content.

a will list all the including hidden files and directories.

3)Linux command to create a nested directory A/B/C/D/E:

command to create a nested directory is

mkdir -p A/B/C/D/E

-p is for no error if existing, make parent directories as needed

tree command is used to show the nested directory.

Thank you for reading!!