Discussion
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- Question
Conversion of an octal number 478 to its binary number is
Options- A. 1100112
- B. 1001112
- C. 1100112
- D. 11110112
- E. None of the above
- Correct Answer
- 1001112
- 1. Conversion of binary number 10100002 to an octal number is
Options- A. 1198
- B. 1018
- C. 1118
- D. 1208
- E. None of the above Discuss
- 2. The 2's compliment of binary number 010111.1100 is
Options- A. 101001.1100
- B. 101000.0100
- C. 010111.0011
- D. 101000.0011
- E. None of the above Discuss
- 3. The control and arithmetic-logic sections are called the _____
Options- A. Block diagram
- B. Control Unit
- C. Input / Output Unit
- D. Central Processing Unit
- E. None of the above Discuss
- 4. The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.
Options- A. OR
- B. AND
- C. NAND
- D. XOR
- E. None of the above Discuss
- 5. If a microcomputer has a 64K memory, what are the hexadecimal notations for the first and last memory location?
Options- A. 0000, EEEE
- B. 0, 64
- C. 0000, FFFF
- D. 0000, 9999
- E. None of the above Discuss
- 6. The OR gate has two or more input signals. If any input is _____ the output is high.
Options- A. low
- B. high
- C. 0
- D. All of the above
- E. None of the above Discuss
- 7. Which TTL sub-family has maximum speed?
Options- A. standard TTL
- B. schottky-clamped TTL
- C. high speed TTL
- D. low power TTL
- E. None of the above Discuss
- 8. The output of the following gate is 0 only if at least one of the inputs is 1:
Options- A. AND gate
- B. OR gate
- C. EX-OR gate
- D. NOR gate
- E. None of the above Discuss
- 9. 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
- 10. 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
Digital Computer Electronics problems
Search Results
Correct Answer: 1208
Correct Answer: 101000.0100
Correct Answer: Central Processing Unit
Correct Answer: XOR
Correct Answer: 0000, FFFF
Correct Answer: high
Correct Answer: schottky-clamped TTL
Correct Answer: NOR gate
Correct Answer: m
Correct Answer: none of the combinational and sequential circuits
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