Discussion
Home ‣ Digital Electronics ‣ Digital Concepts Comments
- Question
In a certain digital waveform, the period is four times the pulse width. The duty cycle is ________.
Options- A. 0%
- B. 25%
- C. 50%
- D. 100%
- Correct Answer
- 25%
- 1. Convert the fractional binary number 10010.0100 to decimal.
Options- A. 24.50
- B. 18.25
- C. 18.40
- D. 16.25 Discuss
- 2. How many binary bits are necessary to represent 748 different numbers?
Options- A. 9
- B. 7
- C. 10
- D. 8 Discuss
- 3. Give the decimal value of binary 10010.
Options- A. 610
- B. 910
- C. 1810
- D. 2010 Discuss
- 4. A classification of ICs with complexities of 100 to 10,000 equivalent gates per chip is known as ________.
Options- A. SSI
- B. MSI
- C. LSI
- D. VLSI Discuss
- 5. A decoder converts ________.
Options- A. noncoded information into coded form
- B. coded information into noncoded form
- C. HIGHs to LOWs
- D. LOWs to HIGHs Discuss
- 6. The output of an OR gate is LOW when ________.
Options- A. all inputs are LOW
- B. any input is LOW
- C. any input is HIGH
- D. all inputs are HIGH Discuss
- 7. Serial format means digital signals are:
Options- A. sent over many conductors simultaneously.
- B. sent over one conductor sequentially.
- C. sent in groups of eight signals.
- D. sent in binary coded decimal. Discuss
- 8. What kind of logic device or circuit is used to store information?
Options- A. Counter
- B. Register
- C. Inverter
- D. Buffer Discuss
- 9. The generic array logic (GAL) device is ________.
Options- A. one-time programmable
- B. reprogrammable
- C. a CMOS device
- D. reprogrammable and a CMOS device Discuss
- 10. A multiplexer has ________.
Options- A. one input and several outputs
- B. one input and one output
- C. several inputs and several outputs
- D. several inputs and one output Discuss
Digital Concepts problems
Search Results
Correct Answer: 18.25
Correct Answer: 10
Correct Answer: 1810
Correct Answer: LSI
Correct Answer: coded information into noncoded form
Correct Answer: all inputs are LOW
Correct Answer: sent over one conductor sequentially.
Correct Answer: Register
Correct Answer: reprogrammable
Correct Answer: several inputs and one output
Comments
There are no comments.More in Digital Electronics:
Programming
Copyright ©CuriousTab. All rights reserved.