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Home ‣ Digital Electronics ‣ Flip-Flops See What Others Are Saying!
- Question
The signal used to identify edge-triggered flip-flops is ________.
Options- A. a bubble on the clock input
- B. an inverted "L" on the output
- C. the letter "E" on the enable input
- D. a triangle on the clock input
- Correct Answer
- a triangle on the clock input
- 1. The word size is defined as the number of bits in the binary word that a digital system operates on.
Options- A. True
- B. False Discuss
- 2. A Karnaugh map is similar to a truth table.
Options- A. True
- B. False Discuss
- 3. An octal-to-binary encoder has eight data inputs and encodes an output of ________ bits.
Options- A. two
- B. three
- C. four
- D. five Discuss
- 4. In the OLMC of a GAL16V8, the FMUX selects the signal that is fed into the input matrix.
Options- A. True
- B. False Discuss
- 5. An example of a unidirectional bus in a microcomputer system is the ________.
Options- A. address bus
- B. data bus
- C. control bus
- D. all of the above Discuss
- 6. What type of logic circuit is shown below and what logic function is being performed?
Options- A. It is an NMOS AND gate.
- B. It is a CMOS AND gate.
- C. It is a CMOS NOR gate.
- D. It is a PMOS NAND gate. Discuss
- 7. An inverter output is the complement of its input.
Options- A. True
- B. False Discuss
- 8. A half-adder does not have ________.
Options- A. carry in
- B. carry out
- C. two inputs
- D. all of the above Discuss
- 9. The AD7524, a CMOS IC available from several IC manufacturers, is an eight-bit D/A converter that uses a(n) ________.
Options- A. sample-and-hold circuit
- B. R/2R ladder network
- C. multiplexer
- D. 10 µs clock Discuss
- 10. A binary number can be converted to be viewed on a 7-segment display by a(n) ________.
Options- A. decoder
- B. encoder
- C. multiplexer
- D. magnitude comparator Discuss
More questions
Correct Answer: True
Correct Answer: True
Correct Answer: three
Correct Answer: True
Correct Answer: address bus
Correct Answer: It is a CMOS NOR gate.
Correct Answer: True
Correct Answer: carry in
Correct Answer: R/2R ladder network
Correct Answer: decoder
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