Understanding QR Codes
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Kyle Haley
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the black-and-white blocks of a QR Code called?
Alignment markers
Mask patterns
Data modules
Finder patterns
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the Finder patterns in a QR Code?
To help scanners recognize the QR Code
To store information
To differentiate data from Finder patterns
To invert colors of modules
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the Quiet Zone in a QR Code?
To correct errors
To help scanners locate Finder patterns
To store additional data
To determine the orientation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which algorithm is used for error correction in QR Codes?
Floyd-Warshall Algorithm
Dijkstra's Algorithm
Bellman-Ford Algorithm
Reed Solomon Error Correction
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many mask patterns are available for QR Codes?
Six
Four
Ten
Eight
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