Other information

Other useful programs for exploring what is available and how to perform various tasks are:

apropos -- Find programs related to a given keyword.

file -- Identify a file by category (text, shell script, executable, etc.)

info -- Browse through online info documentation. (Linux hosts only)

whatis -- Give a one-line description of a program.

whereis -- Locate source, binary, or manual for a program.

which -- Locate executable program.