W

w:- Show who is logged on and what they are doing. (Ex:- w)
wait:-
wall:- send a message to everybody's terminal. (Ex:- wall (wall “this is first message”)
watch:- execute a program periodically, showing output fullscreen
watchgnupg:- Read and print logs from a socket
wc:- print newline, word, and byte counts for each file
wdctl:- how hardware watchdog status
weak-modules:-
wget:- The non-interactive network downloader.
whatis:- display manual page descriptions
whereis:- locate the binary, source, and manual page files for a command
which:- shows the full path of (shell) commands.
while:-
whiptail:- display dialog boxes from shell scripts
who:- show who is logged on
whoami:- print effective userid
wipefs:- wipe a signature from a device
wpa_cli:- WPA command line client
wpa_passphrase:- Generate a WPA PSK from an ASCII passphrase for a SSID
wpa_supplicant:- Wi-Fi Protected Access client and IEEE 802.1X supplicant

write:- send a message to another user
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