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Home Electronics Standard Logic Devices (SLD) See What Others Are Saying!
  • Question
  • An open collector output can ________ current, but it cannot ___________________.


  • Options
  • A. sink, source current
  • B. source, sink current
  • C. sink, source voltage
  • D. source, sink voltage

  • Correct Answer
  • sink, source current 


  • More questions

    • 1. 

      If the given circuit were at resonance, the total current would be at its maximum.


    • Options
    • A. True
    • B. False
    • Discuss
    • 2. The ________ are two types of acceleration transducers.

    • Options
    • A. LVDT and the piezoelectric
    • B. magnetic and the piezoelectric
    • C. RTD and the magnetic
    • D. LVDT and the RTD
    • Discuss
    • 3. The true power in an RC series circuit is PR = I2 x R.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. At resonance, the term bandwidth includes all frequencies that allow what percentage of maximum current to flow?

    • Options
    • A. 50
    • B. 62.3
    • C. 70.7
    • D. 95.3
    • Discuss
    • 5. Which of the following RAM timing parameters determine(s) its operating speed?

    • Options
    • A. tacc
    • B. taa and tacs
    • C. t1 and t3
    • D. trc and twc
    • Discuss
    • 6. What is the difference between mnemonic codes and machine codes?

    • Options
    • A. There is no difference.
    • B. Machine codes are in binary, mnemonic codes are in shorthand English.
    • C. Machine codes are in shorthand English, mnemonic codes are in binary.
    • D. Machine codes are in shorthand English, mnemonic codes are a high-level language.
    • Discuss
    • 7. Ohm's law describes the mathematical relationship between

    • Options
    • A. ohms, kilohms, and megohms
    • B. resistor size and resistor value
    • C. resistance, voltage, and current
    • D. none of the above
    • Discuss
    • 8. Select the best description of read-only memory (ROM).

    • Options
    • A. nonvolatile, used to store information that changes during system operation
    • B. nonvolatile, used to store information that does not change during system operation
    • C. volatile, used to store information that changes during system operation
    • D. volatile, used to store information that does not change during system operation
    • Discuss
    • 9. The joule is the unit for ___.

    • Options
    • A. energy
    • B. charge
    • C. time
    • D. frequency
    • Discuss
    • 10. Which of the following cannot actually move?

    • Options
    • A. majority carriers
    • B. ions
    • C. holes
    • D. free electrons
    • Discuss


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