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CS302P Quiz 8

Digital Logic Design (Practical) PDF 844 KBUpdated 23 Oct 2026
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CS302P Digital Logic Design (Practical)
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23 Oct 2026
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CS302P - Quiz No.8

Date: 01 January 2026

Q1. Convert the Gray code 1011 to binary.

  1. 1011
  2. 1010
  3. 1101
  4. 0111

Correct answer: 1101

Q2. Which of the following is an invalid BCD code?

  1. 1101
  2. 1001
  3. 0011
  4. 0101

Correct answer: 1101

Q3. How many select lines would be required for an 8x1 multiplexer?

  1. 3
  2. 2
  3. 8
  4. 1

Correct answer: 3

Q4. In 8x1 multiplexer, which one of the following lines must always be connected to ground in order to activate the mutiplexer?

  1. W
  2. Vcc
  3. Y
  4. G'

Correct answer: G'

Q5. Which of the following is the modified code of Excess-3 code?

  1. BCD
  2. EBDIC
  3. Gray Code
  4. ASCII

Correct answer: BCD

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