Discussion
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- Question
Convert the fractional binary number 0000.1010 to decimal.
Options- A. 0.625
- B. 0.50
- C. 0.55
- D. 0.10
- Correct Answer
- 0.625
- 1. What is the typical invalid voltage for a binary signal?
Options- A. 0.7?2.8 volts
- B. 0.8?3 volts
- C. 0.8?2 volts
- D. 0.7?2.5 volts Discuss
- 2. A DAC changes ________.
Options- A. an analog signal into digital data
- B. digital data into an analog signal
- C. digital data into an amplified signal
- D. none of the above Discuss
- 3. What are the symbols used to represent digits in the binary number system?
Options- A. 0,1
- B. 0,1,2
- C. 0 through 8
- D. 1,2 Discuss
- 4. Which of the following is not an analog device?
Options- A. Thermocouple
- B. Current flow in a circuit
- C. Light switch
- D. Audio microphone Discuss
- 5. The holes through a PC board are ________.
Options- A. smaller with SMT than with through-hole mounting
- B. larger with SMT than with through-hole mounting
- C. the same size as with through-hole mounting
- D. usually unnecessary Discuss
- 6. Convert the fractional decimal number 6.75 to binary.
Options- A. 0111.1100
- B. 0110.1010
- C. 0110.1100
- D. 0110.0110 Discuss
- 7. A type of digital circuit technology that uses bipolar junction transistors is ________.
Options- A. TTL
- B. CMOS
- C. LSI
- D. NMOS Discuss
- 8. A full subtracter circuit requires ________.
Options- A. two inputs and two outputs
- B. two inputs and three outputs
- C. three inputs and one output
- D. three inputs and two outputs Discuss
- 9. A demultiplexer has ________.
Options- A. one data input and a number of selection inputs, and they have several outputs
- B. one input and one output
- C. several inputs and several outputs
- D. several inputs and one output Discuss
- 10. What has happened to the advances in digital technologies over the past three decades?
Options- A. Slowed down considerably
- B. Continued to increase, but at a decreasing rate
- C. Made excellent progress
- D. Nothing short of phenomenal Discuss
Digital Concepts problems
Search Results
Correct Answer: 0.8?2 volts
Correct Answer: digital data into an analog signal
Correct Answer: 0,1
Correct Answer: Light switch
Correct Answer: the same size as with through-hole mounting
Correct Answer: 0110.1100
Correct Answer: TTL
Correct Answer: three inputs and two outputs
Correct Answer: one data input and a number of selection inputs, and they have several outputs
Correct Answer: Nothing short of phenomenal
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