Digital Storage and Compression Quiz
Authored by Kube Kube
Information Technology (IT)
6th - 8th Grade
Used 15+ times
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27 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is NOT a unit of digital storage?
Bit
Byte
Nickel
Kilobyte
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
16 bits is equal to how many bytes?
1
2
4
8
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The ASCII value of the letter “a” is:
65
66
90
97
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
How many colours can 2-bit colour depth represent?
2
4
8
16
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which is the correct formula for file size (in bytes)?
Height × Width × Colour Depth ÷ 8
Height × Width ÷ Colour Depth
Height × Width × Pixels ÷ 2
Height × Width × Colour Depth × 8
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
How many bytes are needed to store the word “BOOK”?
3
4
5
8
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A kilobyte (KB) is equal to how many bytes?
100
512
1024
2048
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