# pwd
Displays current directory location.
# ls
List the file in the current directory.
# cat
Displays content of file. e.g. cat /etc/hosts
# more
pager, i.e. same as cat but pauses every end of screen. e.g. more /etc/hosts
# cd
change directory location. e.g. cd /etc
# ps
process list
# top
task and resource management
# kill
terminate or restart processes. e.g. kill pid
# chown
change ownership of resource. e.g. chown user filename
# chmod
change permissions of resource. e.g. chmod g+w filename
# grep
look for pattern in resouce content. e.g. grep hostname /etc/hosts
#tail
show end of resource. e.g. tail /var/log/messages
full manual for each command can be invoked by 'man' command. e.g. 'man ls'
Displays current directory location.
# ls
List the file in the current directory.
# cat
Displays content of file. e.g. cat /etc/hosts
# more
pager, i.e. same as cat but pauses every end of screen. e.g. more /etc/hosts
# cd
change directory location. e.g. cd /etc
# ps
process list
# top
task and resource management
# kill
terminate or restart processes. e.g. kill pid
# chown
change ownership of resource. e.g. chown user filename
# chmod
change permissions of resource. e.g. chmod g+w filename
# grep
look for pattern in resouce content. e.g. grep hostname /etc/hosts
#tail
show end of resource. e.g. tail /var/log/messages
full manual for each command can be invoked by 'man' command. e.g. 'man ls'
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