What are the 10 input devices in a computer?

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Computers receive instructions through various entry points. A users commands are translated via devices like a keyboard, mouse, and touchscreen. Specialized tools such as barcode readers and scanners digitize external information. Audio is captured through microphones, while light pens and joysticks provide alternative navigation and control.

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10 Input Devices in a Computer

Computers rely on input devices to receive instructions and data from users. These devices serve as the primary means of interacting with a computer, enabling users to control its functions and provide input. Here are 10 common input devices used in computers:

1. Keyboard:

A keyboard is an essential input device used to enter text, numbers, and symbols. It consists of a set of keys arranged in a specific layout, allowing users to type commands, messages, and other information.

2. Mouse:

A mouse is a handheld device that controls the movement of the cursor on a computer screen. By moving the mouse, users can navigate menus, select items, and perform various actions.

3. Touchscreen:

A touchscreen is an interactive display that allows users to interact with a computer by touching the screen directly. It eliminates the need for physical input devices like a mouse and keyboard.

4. Barcode Reader:

A barcode reader is an optical device that scans and translates barcodes, which are machine-readable symbols used to encode information. It is commonly used in retail and inventory management systems.

5. Scanner:

A scanner is a device that converts physical documents, such as paper and photographs, into digital copies. Users can scan documents to store them electronically, edit them, or share them with others.

6. Microphone:

A microphone is used to capture and record audio. It allows users to communicate through voice calls, video conferencing, and other audio-based applications.

7. Light Pen:

A light pen is an input device used to interact with a computer screen by pointing at specific areas. It is often used in design and engineering applications for precise positioning and drawing.

8. Joystick:

A joystick is a lever-based device used for controlling movement in computer games and simulations. It allows users to navigate virtual environments and perform actions.

9. Trackball:

A trackball is a stationary input device that uses a ball to control the movement of the cursor on a computer screen. It is often found in laptop computers as an alternative to a touchpad.

10. Digital Camera:

A digital camera is used to capture still images or videos. It allows users to take digital photographs and record videos for storage, editing, and sharing.