Question

You know a Linux command will perform a desired function for you, but you cannot remember the full name of the command. You do remember it will flush a variable from your system. Which command typed at a command prompt displays a list of commands that would likely contain the command you desire?

Answer 1

Answer:

The command is man-k flush

Explanation:

The command typed at a command prompt that displays a list of  commands that would likely contain the one I desire is man k-flush.