Discussion
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- Question
In boolean algebra, the times sign stands for the _____ operation
Options- A. AND
- B. OR
- C. NAND
- D. NOR
- E. None of the above
- Correct Answer
- AND
- 1. Division of 1000112 by 1012 is
Options- A. 1002
- B. 1112
- C. 1012
- D. 10102
- E. None of the above Discuss
- 2. Semiconductor memory is:
Options- A. somewhat slower than magnetic core memory
- B. a volatile memory
- C. somewhat larger than the magnetic core memory
- D. All of the above
- E. None of the above Discuss
- 3. What logic function is obtained by adding an inverter to the output of an AND gate?
Options- A. OR
- B. NAND
- C. XOR
- D. NOR
- E. None of the above Discuss
- 4. The dynamic race hazard problem occurs in
Options- A. combinational circuits only
- B. sequential circuits only
- C. both combinational and sequential circuits
- D. none of the combinational and sequential circuits
- E. None of the above Discuss
- 5. How many full adders are required to construct an m- bit parallel adder?
Options- A. m/2
- B. m-1
- C. m
- D. m+1
- E. None of the above Discuss
- 6. Multiplication of 1112 by 1012 is
Options- A. 1100112
- B. 1000112
- C. 1111002
- D. 0001012
- E. None of the above Discuss
- 7. How many memory locations can 14 address bits access?
Options- A. 16,384
- B. 8,192
- C. 4096
- D. 14
- E. None of the above Discuss
- 8. The NOR gate is logically equivalent to an OR gate followed by an _____
Options- A. AND
- B. XAND
- C. XOR
- D. inverter
- E. None of the above Discuss
- 9. Conversion of an octal number 1108 to its decimal number is
Options- A. 7010
- B. 7210
- C. 7310
- D. 11010
- E. None of the above Discuss
- 10. A half-adder is also known as:
Options- A. AND circuit
- B. NAND circuit
- C. NOR circuit
- D. EX-OR circuit
- E. None of the above Discuss
Digital Computer Electronics problems
Search Results
Correct Answer: 1112
Correct Answer: a volatile memory
Correct Answer: NAND
Correct Answer: none of the combinational and sequential circuits
Correct Answer: m
Correct Answer: 1000112
Correct Answer: 16,384
Correct Answer: inverter
Correct Answer: 7210
Correct Answer: EX-OR circuit
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