21.4 - Prefix Codes
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Practice Questions
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What is a prefix code?
💡 Hint: Think about why we need clarity in decoding.
Can you name one application of variable length encoding?
💡 Hint: Think about how data is compressed.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Huffman coding optimize for?
💡 Hint: Consider what it means to be 'efficient' in data encoding.
True or False? Prefix codes allow for ambiguous decoding.
💡 Hint: Think about how unambiguous is related to prefixes.
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Challenge Problems
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Given the frequencies of letters A: 0.4, B: 0.3, C: 0.2, and D: 0.1, construct a Huffman tree and assign the codes.
💡 Hint: Combine the lowest frequencies first.
Explain how you would adjust Huffman coding if working with a different language like French.
💡 Hint: Consider the significance of character distribution in different languages.
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