Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q2001: Fill in the blank: The Hamming Distance between two words is the number of _______ between their corresponding bits.
- A: errors
- B: differences
- C: identical bits
- D: changes
View Answer
B
Q2002: What is the Hamming Distance between the two words 000 and 011?
- A: 1
- B: 2
- C: 3
- D: 0
View Answer
A
Q2003: How is the Hamming Distance between two words calculated?
- A: By counting the number of matching bits
- B: By counting the number of different bits
- C: By adding the lengths of the words
- D: By multiplying the number of bits in the words
View Answer
B
Q2004: Fill in the blank: Hamming Distance is used in error detection to find the _______ between a received codeword and the sent codeword.
- A: errors
- B: changes
- C: differences
- D: identical bits
View Answer
C
Q2005: What is the Hamming Distance between the two words 10101 and 11110?
- A: 2
- B: 3
- C: 1
- D: 4
View Answer
B
Q2006: What does a Hamming Distance of 2 between two words indicate?
- A: Two words are identical
- B: There is one bit error between the words
- C: Two bits have been corrupted between the words
- D: All bits are different between the words
View Answer
C
Q2007: Fill in the blank: A higher Hamming Distance between two codewords indicates _______ between the two codewords.
- A: More similarity
- B: Fewer errors
- C: More differences
- D: More identical bits
View Answer
C
Q2008: What happens if the Hamming Distance between two codewords is 0?
- A: The codewords are identical
- B: There are no errors
- C: The codewords are invalid
- D: There is one bit error
View Answer
A
Q2009: Fill in the blank: If the Hamming Distance between two words is 3, this means that _______ bits are different between the two words.
- A: 1
- B: 2
- C: 3
- D: 4
View Answer
C
Q2010: What can be concluded if the Hamming Distance between two words is greater than 1?
- A: The words are similar
- B: There are no errors
- C: The words are significantly different
- D: There is exactly one bit error
View Answer
C