CS302P Quiz 9

CS302P - Quiz No.9

Date: 11 July 2025

Q1. Ripple counters are also called ____________

1. Asynchronous counters
2. Synchronous counters
3. SSI counters
4. VLSI counters

Correct answer: Asynchronous counters

Q2. Following diagram is of ______________ code conversion.

1. Gray
2. BCD
3. Excess-3
4. ASCII

Correct answer: Gray

Q3. In a comparator, if we get input as A>B then the output will be ____________

1. A
2. 0
3. B
4. 1

Correct answer: 1

Q4. To create a Johnson Counter by using D-flip flops, how flip flops should be connected together?

1. Q output of previous flip flop should be connected to D input of second flip flop
2. Q' output of previous flip flop should be connected to D input of second flip flop
3. Q output of previous flip flop should be connected to clock input of second flip flop
4. Q' output of previous flip flop should be connected to clock input of second flip flop

Correct answer: Q' output of previous flip flop should be connected to D input of second flip flop

Q5. Which one is a basic comparator?

1. OR
2. NAND
3. XOR
4. AND

Correct answer: XOR

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