An input device exists as something you connect to a computer that sends data into the computer.
What is input and output devices?
An input device exists as something you connect to a computer that sends data into the computer. An output device exists as something you connect to a computer that includes the information sent to it.
- RAM Random Access Memory
- ROM· Read-only Memory
- CPU Central processing unit
- UPS Uninterruptible Power Supply
- CD Compact disc
- VDU video display unit
Input devices
An input device can send data to another device, but it cannot acquire data from another device. Examples of input devices contain the following.
- Keyboard and Mouse - Accepts input from a user and sends that data (input) to the computer. They cannot accept or produce data (output) from the computer.
- Microphone - Receives sound induced by an input source, and sends that sound to a computer.
- A joystick exists as an input device that can be utilized for controlling the movement of the cursor or a pointer in a computer device.
Output devices
An output device can receive data from another device and induce output with that data, but it cannot send data to another device. Examples of output devices contain the following.
- Monitor - Receives data from a computer (output) and declares that data as text and images for users to view. It cannot accept data from a user and send that data to another device.
- Projector - Receives data from a computer (output) and displays, or projects, that information as text and pictures onto a surface, like a wall or a screen. It cannot accept data from a user and send that data to another device.
- Speakers - Receives sound data from a computer and plays the sounds for users to listen to. It cannot accept sound induced by users and send that sound to another device.
To learn more about Microphone refer to:
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