A Few Linux Commands

Quick Start

date Print date and time

whoami Shows who is currently logged on

echo "HELLO" Prints HELLO

ls /tmp Lists contents of directory /tmp

ls -l /tmp Lists contents of directory /tmp in long form, with more information

date >> /tmp/foo Prints date, redirecting output to the file /tmp/foo

Next Steps

cd /tmp Changes working directory to /tmp

pwd Print working directory

mkdir /tmp/foo Make directory /tmp/foo

cat /tmp/foo Print contents of file /tmp/foo

ifconfig Show IP addresses and other networking information

ls /tmp | more Lists contents of directory /tmp, one page at a time

Last revised: 3-22-17

`date`	Print date and time
`whoami`	Shows who is currently logged on
`echo "HELLO"`	Prints HELLO
`ls /tmp`	Lists contents of directory /tmp
`ls -l /tmp`	Lists contents of directory /tmp in long form, with more information
`date >> /tmp/foo`	Prints date, redirecting output to the file /tmp/foo

`cd /tmp`	Changes working directory to /tmp
`pwd`	Print working directory
`mkdir /tmp/foo`	Make directory /tmp/foo
`cat /tmp/foo`	Print contents of file /tmp/foo
`ifconfig`	Show IP addresses and other networking information
`ls /tmp \| more`	Lists contents of directory /tmp, one page at a time