What Does I/O Mean in Electrical?

Input and output is abbreviated I/O.

Why does a switch have an i and an O?

The power switch is a rocker switch and it has two symbols on the face: “O” and “—“. They are the International symbols for power “On” and power “Off”. “O” means the power is OFF and “–“means the power is ON.

What is input and output in electronics?

An input device sends information to a computer system for processing, and an output device reproduces or displays the results of that processing. Those signals are then interpreted by the computer and displayed, or output, on the monitor as text or images.

An input/output (I/O) device is a hardware device that has the ability to accept inputted, outputted or other processed data. It also can acquire respective media data as input sent to a computer or send computer data to storage media as storage output. An I/O device is also known as an IO device.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.

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