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