Linux Command

chown
Function: change file owner and group
Usage: chown [OPTION]... [OWNER][:[GROUP]] FILE...
atq
Function: queue, examine or delete jobs for later execu-tion
Usage: atq [-V] [-q queue]
less
Function: opposite of more
Usage: less [-[+]aBcCdeEfFgGiIJKLmMnNqQrRsSuUVwWX~] [-b space] [-h lines] [-j line] [-k keyfile] [-{oO} logfile] [-p pattern] [-P prompt] [-t tag] [-# shift] [+[+]cmd] [--] [filename]...
sleep
Function: delay for a specified amount of time
Usage: sleep NUMBER[SUFFIX]...
tail
Function: Output the last part of files
Usage: tail [OPTION]... [FILE]...
sudo
Function: execute a command as another user
Usage: sudo -v [-AknS] [-a type] [-g group] [-h host] [-p prompt] [-u user]
cp
Function: copy files and directories
Usage: cp [OPTION]... -t DIRECTORY SOURCE...
sed
Function: stream editor for filtering and transforming text
Usage: sed [OPTION]... {script-only-if-no-other-script} [input-file]...
cksum
Function: checksum and count the bytes in a file
Usage: cksum [FILE]...
ps
Function: report a snapshot of the current processes.
Usage: ps [options]
sort
Function: sort lines of text files
Usage: sort [OPTION]... [FILE]...
whereis
Function: locate the binary, source, and manual page files for a command
Usage: whereis [-bmsu] [-BMS directory... -f] filename...
vim
Function: Vi IMproved, a programmers text editor
Usage: ex
mount
Function: mount a filesystem
Usage: mount [-lhV]
info
Function: read Info documents
Usage: info [OPTION]... [MENU-ITEM...]