What is Computer Device? Types of Computer devices

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What is Computer Device?

Any part of a computer that you can touch with your body is called a computer device. Computer devices are also called computer hardware. Although there are many types of computer devices, but according to modern computers the most popular ones are – input devices, output devices, storage devices and networking devices.

Device Driver

Every computer device requires a computer software to function and such software is called a device driver.

You might have experienced that the printer does not work after you connect it to your laptop or computer and start printing after installing the software from the CD that comes with the printer. Printer is an output device and it needs its software to function properly, this printer software is the device driver which works as a communication medium between the printer and the computer system.

Modern operating systems, such as Windows 10, are already equipped with a lot of device drivers that support most computer devices and do not require you to install the software additionally. With such a feature, when you connect a new device to your computer, the device is recognized and starts working.

Types of Computer Device

There are mainly four types of computer devices that we see and use.

1. Input Device

Devices like keyboard, mouse, microphone that you use to send data to the computer are called input devices. We use keyboard to type letters, numbers, symbols on computer. We use a microphone to send our voice to the computer.

Camera, joystick, scanner, barcode reader are also some examples of input devices.

2. Output Device

Any computer device through which you receive data is called an output device. The words we type using a computer keyboard, we see through the monitor, so monitor is an output device. We listen to audio through speakers, so speakers are output devices.

Printer, plotter, projector are also examples of output devices.

3. Storage Device

Storage devices are devices that are used to store data permanently or temporarily. Storage device is also called memory device.

RAM, hard disk, pen drive, memory card are some examples of storage devices.

4. Networking Device

Any device that is used to connect two or more devices together is a networking device or computer networking device.

For example: The Wi-Fi card in a laptop allows the computer to connect to other wireless devices such as a laptop, wireless headphones, wireless keyboard, etc. Therefore a Wi-Fi card is a networking device.


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