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  • Question
  • 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

  • Correct Answer
  • EX-OR circuit 


  • Digital Computer Electronics problems


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    • 1. 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
    • 2. 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
    • 3. 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
    • 4. Multiplication of 1112 by 1012 is

    • Options
    • A. 1100112
    • B. 1000112
    • C. 1111002
    • D. 0001012
    • E. None of the above
    • Discuss
    • 5. In boolean algebra, the times sign stands for the _____ operation

    • Options
    • A. AND
    • B. OR
    • C. NAND
    • D. NOR
    • E. None of the above
    • Discuss
    • 6. A byte is consist of _____ bits

    • Options
    • A. two
    • B. four
    • C. eight
    • D. ten
    • E. None of the above
    • Discuss
    • 7. What is the decimal equivalent of 210?

    • Options
    • A. 4096
    • B. 1024
    • C. 1000
    • D. 16
    • E. None of the above
    • Discuss
    • 8. Instead of counting with binary numbers, a ring counter uses words that have a single high _____

    • Options
    • A. bytes
    • B. bit
    • C. gate
    • D. chip
    • E. None of the above
    • Discuss
    • 9. For what logic gate the outputs in complement of the input?

    • Options
    • A. NOT
    • B. AND
    • C. OR
    • D. XOR
    • E. None of the above
    • Discuss
    • 10. Resistor Ratio design is used in linear ICs because

    • Options
    • A. Ratios increase input resistance
    • B. Ratios increase amplifier gain
    • C. Precise resistor values are not possible with IC processes
    • D. All of the above
    • E. None of the above
    • Discuss


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