Discussion
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- Question
The voltage levels used to represent binary values (0 and 1) in a digital system are nearly equal in value.
Options- A. True
- B. False
- Correct Answer
- False
- 1. Which microprocessor has multiplexed data and address lines?
Options- A. 8086/8088
- B. 80286
- C. 80386
- D. Pentium Discuss
- 2. Polled I/O works best when ________.
Options- A. there are no priority considerations
- B. priority considerations are frequent
- C. the polling rate exceeds 1000 s
- D. the polling rate is below 1000 s Discuss
- 3. A 20-bit address bus can locate ________.
Options- A. 1,048,576 locations
- B. 2,097,152 locations
- C. 4,194,304 locations
- D. 8,388,608 locations Discuss
- 4. Which of the following is not a computer functional block?
Options- A. Analog-to-digital converter
- B. Central-processing unit
- C. Memory
- D. Input/output ports Discuss
- 5. Which of the following is not an enhancement to the Pentium that was unavailable in the 8086/8088?
Options- A. "Pipelined" architecture
- B. Expansion of cache memory
- C. Inclusion of an internal math coprocessor
- D. Data/address line multiplexing Discuss
- 6. Transistor-transistor logic (TTL) uses the bipolar transistor as its main circuit element.
Options- A. True
- B. False Discuss
- 7. A graph of phase vs. time is a timing diagram.
Options- A. True
- B. False Discuss
- 8. One advantage of analog circuits over digital circuits is that it's easier to store data.
Options- A. True
- B. False Discuss
- 9. The two binary digits are 1 and 2.
Options- A. True
- B. False Discuss
- 10. Memory devices store binary data.
Options- A. True
- B. False Discuss
Digital Concepts problems
Search Results
Correct Answer: 8086/8088
Correct Answer: there are no priority considerations
Correct Answer: 1,048,576 locations
Correct Answer: Analog-to-digital converter
Correct Answer: Data/address line multiplexing
Correct Answer: True
Correct Answer: False
Correct Answer: False
Correct Answer: False
Correct Answer: True
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