Some basic Linux commands

Command	Description
date	Show the current date and time
cal	Show the month calendar # cal à Shows current month of the calendar # cal nav 1979 à Shows particular month & year of the calendar
uptime	Show current uptime (System up and running)
whoami	Who you are logged in as
finger	Display information about the user
users/id	Shows user information
man	Shows manual of a command Ex: man cat
username	Shows your username
who/w	Display who is online in a server

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