You are working as a technician at Certkiller .com. You need to use a command line tool but are
unsure about the switches for the command line tool. Which of the following switches is used to list
the available switches for a command line function?

A.
/Help

B.
/Switch

C.
/cmd

D.
/?

Explanation:
In Windows world /? is the most used switch to display a short help text about the command. /h
might also work with some commands.