Discussion
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- Question
An AND gate has 7 inputs. How many input word are in its truth table?
Options- A. 64
- B. 32
- C. 16
- D. 128
- E. None of the above
- Correct Answer
- 128
- 1. Conversion of binary number 11000112 to hexadecimal is
Options- A. 6316
- B. 5716
- C. 4616
- D. 4016
- E. None of the above Discuss
- 2. The _____ is a sequence of instructions that tells the computer how to process the data.
Options- A. data
- B. program
- C. controls
- D. instruction
- E. None of the above Discuss
- 3. Which of the following logic families use bipolar transistors?
Options- A. TTL
- B. GaAS
- C. NMOS
- D. CMOS
- E. None of the above Discuss
- 4. An AND gate has 7 inputs, what is the only input word that produces a 1 output?
Options- A. 0000000
- B. 0001111
- C. 1110000
- D. 1111111
- E. None of the above Discuss
- 5. _____ is the fastest logic family; it's used in high-speed applications.
Options- A. DTL
- B. TTL
- C. ECL
- D. MOS
- E. None of the above Discuss
- 6. An XOR gate recognizes only words with an _____ number of 1's.
Options- A. even
- B. odd
- C. different
- D. All of the above
- E. None of the above Discuss
- 7. The XOR gates are ideal for testing parity because even-parity words produce a _____ output and odd-parity words produce a _____ output
Options- A. low, high
- B. high, low
- C. odd, even
- D. even, odd
- E. None of the above Discuss
- 8. When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is
Options- A. JK flip-flop
- B. D flip-flop
- C. T flip-flop
- D. Master slave JK flip-flop
- E. None of the above Discuss
- 9. A preliminary guide for comparing the simplicity of logic circuits is to count the number of input _____ leads.
Options- A. wire
- B. bus
- C. gate
- D. All of the above
- E. None of the above Discuss
- 10. The clock signals are used in sequential logic circuits
Options- A. to tell the time of the day
- B. to tell how much time has elapsed since the system was turned on
- C. to carry serial data signals
- D. to synchronize events in various parts of a system
- E. None of the above Discuss
Digital Computer Electronics problems
Search Results
Correct Answer: 6316
Correct Answer: program
Correct Answer: TTL
Correct Answer: 1111111
Correct Answer: ECL
Correct Answer: odd
Correct Answer: low, high
Correct Answer: D flip-flop
Correct Answer: gate
Correct Answer: to synchronize events in various parts of a system
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