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Huffman Coding
Contributed by: Singh
  • 1. Who introduced Huffman Coding?
A) Robert Johnson
B) David A. Huffman
C) John Smith
D) Alice Jones
  • 2. Which type of encoding does Huffman Coding use?
A) Binary encoding
B) Fixed-length encoding
C) Variable-length encoding
D) ASCII encoding
  • 3. In Huffman Coding, what type of symbols have shorter codes?
A) Rare symbols
B) Symbols starting with A
C) Frequent symbols
D) Symbols at odd indices
  • 4. What is a prefix code in Huffman Coding?
A) A code with equal-length codewords
B) A code where no codeword is a prefix of another
C) A code that starts with the same symbol
D) A code that uses only 0s and 1s
  • 5. What's the worst-case time complexity of building a Huffman tree?
A) O(log n)
B) O(n2)
C) O(n log n)
D) O(n)
  • 6. Which data structure is commonly used to implement a priority queue in Huffman Coding?
A) Linked list
B) Stack
C) Queue
D) Binary heap
  • 7. In Huffman Coding, what symbol is typically assigned the shortest code?
A) Most frequent symbol
B) Least frequent symbol
C) Symbol with the longest name
D) Symbol with a prime number
  • 8. What is a Huffman tree also known as?
A) Complete tree
B) Optimal binary tree
C) Balanced tree
D) Perfect tree
  • 9. Which step comes after building the Huffman tree in the encoding process?
A) Assigning binary codes to symbols
B) Building a linked list
C) Calculating symbol frequencies
D) Compressing the data
  • 10. What kind of codes does Huffman Coding produce?
A) Prefix codes
B) Infix codes
C) Postfix codes
D) Suffix codes
  • 11. How is the efficiency of Huffman Coding usually measured?
A) Compression ratio
B) Number of symbols
C) Encoding speed
D) Memory consumption
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