About Linux Commands

Changing ownership:-

 ◮chown command is used for changing the ownership and also group of the file

File system commands

◮Deleting Files - rm

◮Copying and moving files - cp, mv

◮Creating directories - mkdir

change password:- 

◮ passwd command allows you to change your password

WHO: Who are the users?

◮who command tells you the users currently logged on to the system

cat : Concatenate Files

◮cat command is used to display the contents of a small file on terminal

tac : concatenate files in reverse

◮tac command is used to display the contents of a small file in reverse order on terminal

more, less : paging output

◮more and less commands are used to view large files one page at a time

wc : statistic of file

◮wc command is used to count lines, words and characters, depending on the option used.

Changing the File attributes

◮chmod Changing the permissions of the file