Command

A command may refer to any of the following:

A command is a word or phrase that, when typed or spoken, causes the computer to perform a certain operation. For example, at an MS-DOS prompt, when typing the "dir" command, the user would see a listing of files in the current directory.

When referring to a programming language, a command is a unique word used to perform a specific operation. For example, "print" is a command used to display text on the screen. Entering and executing the command below prints "Hello World!" to the screen.

print "Hello World!";

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