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- Question
In the digital clock project, when it is 11:59:59, AND gate 1 detects that the tens of hours is 1 and the enable input is active. On the next clock pulse the AM/PM flip-flop will ________.
Options- A. set
- B. reset
- C. toggle
- D. clear
- Correct Answer
- toggle
- 1. EEPROM and Flash memory are electrically erasable.
Options- A. True
- B. False Discuss
- 2. The binary adder circuit is designed to add ________ binary number(s) at a time.
Options- A. 1
- B. 3
- C. 2
- D. 5 Discuss
- 3. A logic circuit that can store one bit of information is a ________.
Options- A. flip-flop
- B. counter
- C. gate
- D. code converter Discuss
- 4. All inputs to the MAX7000S device and all macrocell outputs feed the ________.
Options- A. LUT
- B. PIA
- C. LAB
- D. PIA and LAB Discuss
- 5. How many BCD adders would be required to add the numbers 97310 + 3910?
Options- A. 3
- B. 4
- C. 5
- D. 6 Discuss
- 6. Depending on the ________ the IC is in, the output of the stepper motor HDL will respond to each pulse by changing state.
Options- A. mode
- B. make
- C. input
- D. output Discuss
- 7. A positive binary number is represented by a 1 sign bit.
Options- A. True
- B. False Discuss
- 8. In Boolean algebra, A + 1 = 1.
Options- A. True
- B. False Discuss
- 9. The IEEE/ANSI notation of an internal underlined diamond denotes:
Options- A. totem-pole outputs.
- B. open-collector outputs.
- C. quadrature amplifiers.
- D. tristate buffers. Discuss
- 10. In the frequency counter, the control clock is derived from the ________ by frequency dividers controlled in the control and timing block.
Options- A. BCD counters
- B. system clock signal
- C. display register
- D. decoder/display Discuss
More questions
Correct Answer: True
Correct Answer: 2
Correct Answer: flip-flop
Correct Answer: PIA
Correct Answer: 3
Correct Answer: mode
Correct Answer: False
Correct Answer: True
Correct Answer: open-collector outputs.
Correct Answer: system clock signal
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