# Whereis the Program

Ask where the `angband` program is, along with all its configuration files:

`whereis angband`

Also `which` shows where a binary file (the program) is, 

> which cmus

`type` shows what kind of thing you're running, be it an alias, or binary program.

> type cmus

# Quick Search for Files

You'll need to set up `locate` for this by installing `mlocate`.  `mlocate` needs a list of all files on the machine, so run:

> sudo updatedb

Then to find a file called 'my-cats.jpg', run:

> locate cats