The term COMPUTER PROGRAM SUFFIX is a three-letter acronym, EXE. This acronym is used to denote an executable file, which is a type of computer program that can be directly executed by the operating system. Executable files are typically used to install software on a computer, and they are also used to launch applications. The EXE suffix is the most common file extension for executable files, although other extensions such as COM and BAT are also used.