Input and Output Devices Quiz
Authored by Huyen Nguyen
Science
8th Grade
Used 3+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is used to store product information in markets?
QR code
Barcode
Images
None of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a QR code contain?
A matrix of filled-in dark squares on a light background
Series of dark and white parallel lines with varying thickness
A matrix of filled-in dark circles on a light background
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Complete this sentence: QR codes can store up to ……………….. digits.
10
30
7,000
10,000
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is used to store advertisements?
QR codes
Barcodes
Images
None of the above
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of an ergonomic keyboard?
It supports a user’s wrists and hands
It reduces the number of keys pressed
It supports faster typing
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is a pointing device?
Ergonomic keyboard
Tracker ball
Scanner
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT the main function of a pointing device?
Drawing
Moving files and folders
Typing
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