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 ...

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 ...

Ports and connectors are not always the first thing you think about when buying a computer, but it's good to know your options and more about the different types of computer ports and their functions.

Ports on an RFID reader that can be connected to external devices. An input port might be connected to a photoelectric eye to turn on the reader when an object enters the reader field. An output ...

Ports on a reader. Users can connect devices, such as an electronic eye to the input port so that when an object breaks the beam of the electronic eye the reader begins reading. Devices can also be ...