Computer Input and Output Devices Quiz

Which of the following is an input device?

• Printer

• Keyboard

• Monitor

• Speaker

What does OCR stand for?

• Optical Code Reader

• Optical Character Recognition

• Output Character Reader

• Optical Central Recognition

MICR is mainly used in:

• Shopping malls

• Railway stations

• Banks

• Airports

Which device is used to read pre-printed multiple-choice answer sheets?

• OCR

• MICR

• OMR

• Barcode Reader

Which of these is used to scan price tags on products?

• Webcam

• OCR

• Barcode Reader

• Projector

A device used to convert printed documents into digital form is:

• Printer

• Projector

• Scanner

• Microphone

Which of the following is not an input device?

• Mouse

• Monitor

• Keyboard

• Scanner

Which of these devices converts sound into a digital signal?

• Microphone

• Speaker

• Monitor

• Printer

A device that displays visual output is:

• Microphone

• Monitor

• Keyboard

• Scanner

Which of the following is an output device?

• Mouse

• Printer

• Barcode Reader

• OCR