www.ITISkill.com
Home
DIGITAL ELECTRONICS - Practice Mode
Categories
Information and Communication Technology System Maintenance (ICTSM)
DIGITAL ELECTRONICS
Practice Mode
1) Which IC is used for (DEMUX) function in data transmission?
IC 7483
IC 7486
74 LS 138
74 LS 151
Show Answer
Report Question
What's wrong with this question?
Report
Correct Answer: 74 LS 138
Question Details
1) Which IC is used for (DEMUX) function in data transmission?
IC 7483
IC 7486
74 LS 138
74 LS 151
2) Which circuits requires the flip - flops for their operation?
Amplifier circuits
Oscillator circuits
Modulator circuits
Memory circuits
Show Answer
Report Question
What's wrong with this question?
Report
Correct Answer: Memory circuits
Question Details
2) Which circuits requires the flip - flops for their operation?
Amplifier circuits
Oscillator circuits
Modulator circuits
Memory circuits
3) What is the use of flip - flop?
It stores energy
It stores voltage
It stores current
It stores binary information
Show Answer
Report Question
What's wrong with this question?
Report
Correct Answer: It stores binary information
Question Details
3) What is the use of flip - flop?
It stores energy
It stores voltage
It stores current
It stores binary information
4) What is the maximum possible number of flipflops in a decade counter?
1<sup>n</sup>
2<sup>n</sup>
2<sup>n+1</sup>
3<sup>n</sup>
Show Answer
Report Question
What's wrong with this question?
Report
Correct Answer: 2<sup>n</sup>
Question Details
4) What is the maximum possible number of flipflops in a decade counter?
1<sup>n</sup>
2<sup>n</sup>
2<sup>n+1</sup>
3<sup>n</sup>
5) What is the purpose of using IC74LS190?
Attenuator
Comparator
Up/down counter
Modulator
Show Answer
Report Question
What's wrong with this question?
Report
Correct Answer: Up/down counter
Question Details
5) What is the purpose of using IC74LS190?
Attenuator
Comparator
Up/down counter
Modulator
Previous Question Set
Back to Question Sets
Next Question Set
Try Another Topic
Try Another Quiz