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  • Question
  • The inverter OR gate and AND gate are called decision-making elements because they can recognize some input _____ while disregarding others. A gate recognizes a word when its output is _____


  • Options
  • A. words, high
  • B. bytes, low
  • C. bytes, high
  • D. character, low
  • E. None of the above

  • Correct Answer
  • words, high 


  • Digital Computer Electronics problems


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    • 1. Address 200H contains the byte 3FH. What is the decimal equivalent of 3FH

    • Options
    • A. 63
    • B. 32
    • C. 16
    • D. 38
    • E. None of the above
    • Discuss
    • 2. The output 0 and 1 levels for TTL logic family is approximately

    • Options
    • A. 0.1 and 5 V
    • B. 0.6 and 3.5 V
    • C. 0.9 and 1.75V
    • D. -1.75 and -0.9 V
    • E. None of the above
    • Discuss
    • 3. _____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.

    • Options
    • A. NMOS, PMOS
    • B. PMOS, CMOS
    • C. NMOS, CMOS
    • D. MOSFET, PMOS
    • E. None of the above
    • Discuss
    • 4. Conversion of binary number 1011012 to hexadecimal is

    • Options
    • A. 3716
    • B. 2D16
    • C. 2E16
    • D. 2716
    • E. None of the above
    • Discuss
    • 5. A diagram that illustrates the ore (Logic) of functions in a progran called a

    • Options
    • A. Flowchart
    • B. Sequence of steps
    • C. Direction of flow
    • D. All of the above
    • E. None of the above
    • Discuss
    • 6. What logic function is produced by adding an inverter to each input and the output of an AND gate?

    • Options
    • A. NAND
    • B. NOR
    • C. OR
    • D. XOR
    • E. None of the above
    • Discuss
    • 7. Which of the following logic families has the highest noise immunity?

    • Options
    • A. RTL
    • B. DTL
    • C. TTL
    • D. HTL
    • E. None of the above
    • Discuss
    • 8. In which code the successive code characters differ in only one bit position?

    • Options
    • A. gray code
    • B. excess 3 code
    • C. 8421 code
    • D. algebraic code
    • E. None of the above
    • Discuss
    • 9. A bus is a group of _____ carrying digital signals.

    • Options
    • A. wires
    • B. gates
    • C. transistors
    • D. registers
    • E. None of the above
    • Discuss
    • 10. The ALU carries out arithmetic and logic operations. It processes _____ numbers rather than decimal numbers.

    • Options
    • A. decimal
    • B. hexadecimal
    • C. binary
    • D. All of the above
    • E. None of the above
    • Discuss


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