Describe differences between barcode and QR code.
Chapter3.2 review question

Quiz
•
Computers
•
10th Grade
•
Easy

jasmine chen
Used 2+ times
FREE Resource
11 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
How digital camera works?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe how key presses on the keyboard are processed by the computer.
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
How optical mouse works?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
How many different types of touch screen?
How these touch screen work?
What are the benefits and drawbacks of different types of touch screen?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the operation of a 2D scanner and a 3D scanner
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
What are benefits and drawbacks of DLP and LCD projector?
How a DLP / LCD displays an image?
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