history Lists the commands typed
during the session.
Options: -r displays the list in reverse.
hostname Displays the computer’s or server’s name on
the terminal.
who Displays who is on the
system.
who am i Displays the invoking user.
wc Counts and displays the
number of lines, words and characters of a file.
Usage:
wc [options] <filename>
Options: -c
count character only.
-l count lines only.
-w count words only.
date
Exercise >> to be completed by
students.
cal
Exercise >> to be completed by
students.
whatis
Displays
the command description.
Usage: whatis <command>
whereis Exercise >> to be
completed by students.
which Exercise >> to be
completed by students.
apropos Exercise >> to be
completed by students.
id Displays the user id and
the group id of the invoking user.
tty Displays users terminal
name.
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