Discussion
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- Question
The controls on an oscilloscope that will help obtain a stable display are in the ________.
Options- A. vertical section
- B. horizontal section
- C. trigger section
- D. display section
- Correct Answer
- trigger section
- 1. The digit that changes most often when counting is called the ________.
Options- A. LSB
- B. LL Bean
- C. LED
- D. LCD Discuss
- 2. The horizontal axis of an oscilloscope is normally calibrated in units of ________.
Options- A. voltage
- B. current
- C. time
- D. frequency Discuss
- 3. Digital systems have ________.
Options- A. one state
- B. two states
- C. three states
- D. four states Discuss
- 4. It is possible to have an overlap between high and low levels in digital logic.
Options- A. True
- B. False Discuss
- 5. The real world is mainly analog.
Options- A. True
- B. False Discuss
- 6. The duty cycle of a square wave is ________.
Options- A. 10%
- B. 25%
- C. 50%
- D. 100% Discuss
- 7. A set of instructions for a computer is called a(n) ________.
Options- A. instruction manual
- B. logic unit
- C. program
- D. diagram Discuss
- 8. In ________ transmission, a single conductor is used.
Options- A. digital
- B. automatic
- C. serial
- D. binary Discuss
- 9. In ________ the quantities are not represented by continuously variable indicators.
Options- A. analog representation
- B. digital representation
- C. signal representation
- D. computer representation Discuss
- 10. The CPU contains all the circuitry for ________.
Options- A. storing data
- B. keeping track of time
- C. fetching and interpreting instructions
- D. Internet operations Discuss
Digital Concepts problems
Search Results
Correct Answer: LSB
Correct Answer: time
Correct Answer: two states
Correct Answer: False
Correct Answer: True
Correct Answer: 50%
Correct Answer: program
Correct Answer: serial
Correct Answer: digital representation
Correct Answer: fetching and interpreting instructions
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