Paul's passion for modern technology and digital media goes ago over 30 years. Born in the UK, he currently lives in the US.

You are watching: The most common input devices are the mouse and the keyboard.


This write-up covers 10 the the most typical input tools used v home and also office computers.

Free-Photos via Pixabay

What Is an input Device?

An input maker is essentially a item of hardware that sends data come a computer. Many input tools either connect with or regulate the computer in some way. The most usual input gadgets are the mouse and also the keyboard, yet there are countless others.

The key difference between an input device and an output device is the the former sends data to the computer, conversely, the last receives data native the computer. Input and also output devices that administer computers with added functionality are additionally called peripheral or auxiliary devices.

10 examples of entry Devices

KeyboardMouseTouchpadScannerDigital CameraMicrophoneJoystickGraphic TabletTouch ScreenWebcam

Each an equipment in this list is covered in much more detail below.

1. Keyboard

Keyboards space the most common form of intake device. Before keyboards, interaction with computers was generally brought out making use of punch cards and file tape. Many English language key-boards use the QWERTY layout for the alphabetic keys, which space surrounded through number, symbol, function, and also other an essential types. By pressing the appropriate keys, a user can feed data and also instructions come the computer.


Input tools like keyboards and also mice enable users to interact with their computers by picking icons and entering text and also commands.

Ilya Pavlov via Unsplash

2. Mouse

A computer mouse interacts v a computer through a procedure known together "point and also click." Essentially, as soon as a user move the mouse on the mouse pad, the pointer moves in a corresponding direction on the computer's monitor screen.

The principle of a computer mouse has actually its roots in the trackball, a related pointing maker invented in 1946 that supplied a "roller ball" to regulate a pointer. Most modern computer mice have two buttons for clicking and a wheel in the middle for scrolling up and down documents and web pages.

3. Touchpad

Also well-known as a trackpad, a touchpad is a typical substitute because that a computer system mouse. That is basically a dedicated surface that deserve to detect the movement of a user's finger and use that information to direct a pointer and also control a computer. Touchpads were an initial introduced for laptop computers in the 1990s, and also it's currently rare to uncover a laptop there is no one.

4. Scanner

The native "scanner" can be provided in a variety of different methods in the computer system world, but here ns am making use of it to refer to a desktop computer image scanner. Essentially, a scanner is one input device that uses optical an innovation to transfer pictures (or sometimes text) right into a computer, whereby the signal is converted right into a digital image. The digital image can then be regarded on a monitor screen, saved, edited, emailed, or printed.

5. Digital Camera

Digital cameras are provided to catch photographs and also videos independently. Later, these photo and video files can be moved to a computer by connecting the camera directly with a cable, removing the memory card and slotting it into the computer, or with wireless data transfer methods such as Bluetooth. As soon as the photos space on the computer, they can be saved, edited, emailed, or printed.


Microphones room input tools that allow users to record, save, and also transmit audio utilizing a computer.

CoWomen via Unsplash

6. Microphone

A microphone captures audio and also sends it to a computer system where the is converted to a digital format. When the audio has actually been digitized, it can be play back, copied, edited, uploaded, or emailed. Microphones can additionally be provided to document audio or to relay sounds live as component of a video chat or audio stream.

7. Joystick

Joysticks are generally used to regulate characters and also vehicles in computer video clip games. Essentially, a joystick is a manage that pivots on a base and sends its edge or direction to the computer system as data. Many video gaming joysticks feature triggers and also buttons that deserve to be pressed to usage weapons or projectiles in games.

8. Graphic Tablet

Also well-known as digitizers, graphics tablets room input gadgets used for converting hand-drawn artwork right into digital images. The user draws through a stylus on a special level surface together if they were drawing on a piece of paper. The drawing appears on the computer system screen and also can it is in saved, edited, or printed.

While scanners deserve to only produce digital images from drawings, graphic tablet computers offer better control and versatility because that artists by permitting them to view their drawing appear live on their monitor as they create it.


Touch screens administer the very same functionality together a mouse or trackpad by allowing users to do selections and commands directly through a device's screen screen.

LinkedIn Sales Navigator via Unsplash

9. Touch Screen

Many devices nowadays usage a touch screen rather than a mouse as a way for users to point, drag, or select options on a screen. Together the name suggests, a touch screen is a touch-sensitive monitor display screen that reaction to fingers moving throughout it. Touch displays are particularly common in portable devices, such as tablets, palmtops, laptops, and also smartphones.

10. Webcam

Webcams are different from digital cameras in two ways. Firstly, they can not operate individually from a computer, and also second, they have no inbuilt memory. Back webcams can capture photographs and videos, castle are much more often supplied to live-stream videos or facilitate video clip chats, because that this reason. Webcam devices often incorporate built-in microphones in addition to cameras.

This content is accurate and also true to the finest of the author’s knowledge and also is not meant to substitute because that formal and also individualized advice native a default professional.

© 2019 Paul Goodman


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