Computer Input Devices

Computer input devices are hardware components used to enter data and control signals into a computer system. Here are some common types:

Standard Input Devices:

1. Keyboard – Used to input text and commands.
2. Mouse – Used to point, click, and select items on a screen.

Pointing Devices:

3. Touchpad – Common in laptops; detects finger movement.
4. Trackball – A stationary device with a movable ball for pointer control.
5. Joystick – Often used for gaming and simulations.

Touch Input Devices:

6. Touchscreen – Allows direct interaction with the display using fingers or a stylus.

Audio and Visual Input:

7. Microphone – Captures audio input.
8. Webcam – Captures video input.

Scanning and Recognition Devices:

9. Scanner – Converts physical documents into digital form.
10. Barcode Reader – Scans barcodes for product information.
11. QR Code Scanner – Scans QR codes for quick data access.
12. Optical Character Recognition (OCR) Devices – Converts printed text into editable digital text.

Gaming and Special Input Devices:

13. Game Controller/Gamepad – Used for gaming input.
14. Graphics Tablet – Used for drawing or handwriting input.
15. Motion Sensors (e.g., Kinect) – Detect body movements.