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Digital Electronics
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Digital Electronics
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25 Questions

1. Why is an exclusive-NOR gate also called an equality gate?
2. Convert the following decimal number to 8-bit binary.
3. The output of a NOT gate is HIGH when ________.
4. What do we call the manipulation of an analog signal in a digital domain?
5. Which of the following best defines Nyquist frequency?
6. If a typical PC uses a 20-bit address code, how much memory can the CPU address?
7. How are unwanted frequencies removed prior to digital conversion?
8. Settling time is normally defined as the time it takes a DAC to settle within ________.
9. logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n):
10. Which is not an A/D conversion error?
11. The output of an AND gate is LOW ________.
12. The condition occurring when two or more devices try to write data to a bus simultaneously is called ________.
13. Digital signals transmitted on a single conductor (and a ground) must be transmitted in:
14. In a digital representation of voltages using an 8-bit binary code, how many values can be defined?
15. Why would a delay gate be needed for a digital circuit?
16. One hex digit is sometimes referred to as a(n):
17. The output of an OR gate is LOW when ________.
18. Which of the following statements does NOT describe an advantage of digital technology?
19. Which term applies to the maintaining of a given signal level until the next sampling?
20. In the decimal numbering system, what is the MSD?
21. Which of the following is the most widely used alphanumeric code for computer input and output?
22. How many pins are in an EDF10K70 package?
23. How is a J-K flip-flop made to toggle?
24. Any number with an exponent of zero is equal to:
25. In a DRAM, what is the state of R/W during a read operation?

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