Every peripheral device (keyboard, modem, monitor, etc.) requires a control circuit that interfaces with the computer's processor (CPU). These circuits are either built into the chips on the ...

A device used to enter data into a computer. It may refer to a one-way handheld data terminal used for data collection; however, "input terminal" often refers to an input/output terminal, in which a ...

Your commands, ideas, demands and concepts form the data your system processes and stores. Without user input, a computer simply takes up desktop space and waits for directions, like a lost motorist ...