Digital Logic Design – Digital Electronics MCQs Set-16 Contain the randomly compiled Digital Electronics MCQs from various reference books and Questions papers for those who is preparing for the various Competitive Exams,Interviews and University Level Exams.
PRACTICE IT NOW TO SHARPEN YOUR CONCEPT AND KNOWLEDGE
1. To start the conversion in successive approximation DAC the programmer sets the MSB to ___________ and all other bits to __________.
- 0,0
- 0,1
- 1,0
- 1,1
C. 1,0
2. The major block(s) of the dual- slope ADC
- Integrator
- Comparator
- Binary counter, switch drive
- All of the above
D. All of the above
3. A counter with 10 states
- Cascading asynchronous counter
- Decade counter
- Asynchronous ripple counter
- Ripple counter
B. Decade counter
4. In asynchronous flip-flop, ______________ and clear pin shows negation.
- Bubble at the rest
- Active low preset
- Clear input
- Active high preset
A. Bubble at the rest
5. It is a single input version of J-K flip-flop formed by tying both the inputs of J-K.
- D flip-flop
- S flip-flop
- T flip-flop
- N flip-flop
C. T flip-flop
6. In flip-flop the ___________ arrow shows positive transition on the clock.
- Upward
- Downward
- Vertical
- Horizontal
A. Upward
7. Gated S-R latch is a combination of which latch and gate?
- J-K latch and NOR gate
- S-R latch and NAND gate
- S-R latch and NOR gate
- J-K latch and NAND gate
B. S-R latch and NAND gate
8. Which of the following is the advantage of PLD over ICs?
- Short design cycle.
- Low development cost
- Flexible to experiment
- All of the above
D. All of the above
9. An AND matrix is used to form _____________ terms.
- Minimum
- Maximum
- Product
- Sum
C. Product
10. In a DAC, the possible number of digital input is __________.
- Fixed
- Not fixed
- 4
- 2
A. Fixed
