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- Question
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
- Correct Answer
- gate
- 1. 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
- 2. 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
- 3. 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
- 4. 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 Discuss
- 5. Conversion of binary number 11000112 to hexadecimal is
Options- A. 6316
- B. 5716
- C. 4616
- D. 4016
- E. None of the above Discuss
- 6. 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
- 7. Which of the following electronic component is not found in ordinary ICs?
Options- A. diodes
- B. resistors
- C. transistors
- D. inductors
- E. None of the above Discuss
- 8. A full-adder adds _____ bits, and producing a SUM and a _____
Options- A. 8, SUBTRACTION
- B. 3, CARRY
- C. 16, DIVIDE
- D. All of the above
- E. None of the above Discuss
- 9. The octal equivalent of decimal 324.987 is
Options- A. 504.771
- B. 640.781
- C. 815.234
- D. 90.987
- E. None of the above Discuss
- 10. Conversion of an octal number 608 to binary number is
Options- A. 1100002
- B. 100112
- C. 11001112
- D. 11001102
- E. None of the above Discuss
Digital Computer Electronics problems
Search Results
Correct Answer: D flip-flop
Correct Answer: low, high
Correct Answer: odd
Correct Answer: 128
Correct Answer: 6316
Correct Answer: to synchronize events in various parts of a system
Correct Answer: inductors
Correct Answer: 3, CARRY
Correct Answer: 504.771
Correct Answer: 1100002
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