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  1. AP Computer Science Principles
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Data in AP Computer Science Principles

Question 1
college-boardComputer Science PrinciplesAPExam Style
1 mark

Which type of compression removes some information from the original file?

Question 2
college-boardComputer Science PrinciplesAPExam Style
1 mark

Which of the following factors determine the amount a file can be shrunk through compression?

Question 3
college-boardComputer Science PrinciplesAPExam Style
1 mark

Which algorithm is traditionally used for lossless compression of text files?

Question 4
college-boardComputer Science PrinciplesAPExam Style
1 mark

How do wavelet transforms benefit medical imaging technology when applied as part of image compression strategies?

Question 5
college-boardComputer Science PrinciplesAPExam Style
1 mark

What is the main concern addressed by lossless compression algorithms?

Question 6
college-boardComputer Science PrinciplesAPExam Style
1 mark

What is the main goal of data compression?

Question 7
college-boardComputer Science PrinciplesAPExam Style
1 mark

Which of the following compression methods works by replacing repeating data with a run that represents the number and value of the repeated data?

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Question 8
college-boardComputer Science PrinciplesAPExam Style
1 mark

What advantage does using higher levels of abstraction when developing a new video compression codec provide?

Question 9
college-boardComputer Science PrinciplesAPExam Style
1 mark

Why might a photographer choose to use lossy rather than lossless image compression when saving images?

Question 10
college-boardComputer Science PrinciplesAPExam Style
1 mark

In the context of image data, what does run-length encoding primarily compress?