
SEC2 Image Compression and Resolution Quiz
Quiz
•
Science
•
10th Grade
•
Practice Problem
•
Hard
Priscilla Madiona
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of compression is used in .jpeg images?
Lossless compression
Lossy compression
No compression
Variable compression
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does RGB colour space mean?
Red, Green, Blue
Randomly Generated Bits
Realistic Graphics Bitmap
Rapid Global Broadcasting
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many colours can each pixel represent in this .jpeg image?
16 colours
64 colours
256 colours
1024 colours
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of lossy compression in .jpeg images?
To increase file size
To reduce image quality
To preserve all image data
To improve image resolution
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the image data and quality in lossy compression?
They are preserved
They are lost
They are enhanced
They are randomized
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the maximum number of colours that can be represented in an 8-bit colour depth?
16 colours
64 colours
256 colours
1024 colours
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of compression in image files?
To increase file size
To reduce image quality
To preserve all image data
To improve image resolution
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