COMPUTER INPUT DEVICES GK QUESTION

INPUT DEVICES

Some important input devices which is used in computer.

• Keyboard
• Mouse
• Joy Stick
• Light pen
• Track Ball
• Scanner
• Graphic Tablet
• Microphone
• Magnetic Ink Card Reader(MICR)
• Optical Character Reader(OCR)
• Bar Code Reader
• Optical Mark Reader(OMR)

 

Joystick:-

Light pen:-

Graphic tablet:-

MICR:-

OCR:-

Bar code reader:-

OMR:-

 

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