
Data Compression Quiz
Quiz
•
Science
•
12th Grade
•
Practice Problem
•
Hard
Margaret Sifuna
FREE Resource
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the binary representation of the decimal number 10?
a) 1010
b) 1110
c) 1001
d) 1101
2.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Which of the following is an example of lossy compression?
a) ZIP
b) PNG
c) JPEG
d) GIF
3.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
In lossless compression, what happens to the original data when it's compressed and then decompressed?
a) It remains identical to the original data.
b) It loses some data.
c) It is significantly reduced in size.
d) It becomes unreadable.
4.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Which image file format is known for its lossless compression?
a) JPEG
b) BMP
c) GIF
d) TIFF
5.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the main purpose of data compression?
a) To make data larger
b) To reduce redundancy and save storage space
c) To make data easier to understand
d) To increase data integrity
6.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Which of the following is NOT a commonly used lossy image compression format?
a) JPEG
b) PNG
c) WebP
d) MPEG
7.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What does "bit depth" refer to in data representation?
a) The number of bits used to represent a single character
b) The number of colors or shades that can be represented in an image
c) The size of the image in pixels
d) The number of pixels in an image
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