logo

CuriousTab

CuriousTab

Discussion


Home Electronics Computer Hardware and Software See What Others Are Saying!
  • Question
  • A port can be:


  • Options
  • A. strictly for input
  • B. strictly for output
  • C. bidirectional
  • D. all the above

  • Correct Answer
  • bidirectional 


  • More questions

    • 1. The gain of a BJT is called _______ and the gain of a JFET is called _______.

    • Options
    • A. beta, alpha
    • B. transconductance, beta
    • C. beta, transconductance
    • D. transconductance, transconductance
    • Discuss
    • 2. The Q of a crystal _________.

    • Options
    • A. is extremely low
    • B. is about 40 or so in most cases
    • C. is extremely high
    • D. none of the above
    • Discuss
    • 3. 106,100,000 Hz is the same as ___ MHz.

    • Options
    • A. 106.1
    • B. 1,061
    • C. 10,610
    • D. 106,100
    • Discuss
    • 4. You could increase the time constant of an RC circuit by

    • Options
    • A. adding a resistor in parallel with the circuit resistance
    • B. adding a capacitor in parallel with the circuit capacitance
    • C. increasing the amplitude of the input voltage
    • D. exchanging the position of the resistor and capacitor in the circuit
    • Discuss
    • 5. The register in the 8085 microprocessor that is used to keep track of the memory address of the next opcode to be run in the program is the ________.

    • Options
    • A. stack pointer
    • B. program counter
    • C. instruction pointer
    • D. accumulator
    • Discuss
    • 6. Isolation amps are named as such because they are sealed for protection from outside environmental damage.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. If the gain of a closed-loop inverting amplifier is 3.9, with an input resistor value of 1.6 kilohms, what value of feedback resistor is necessary?

    • Options
    • A. 6240 ohms
    • B. 2.4 kilohms
    • C. 410 ohms
    • D. 0.62 kilohms
    • Discuss
    • 8. An RL integrator can act as a __________ filter and an RC differentiator can act as a __________ filter.

    • Options
    • A. high-pass, high-pass
    • B. low-pass, low-pass
    • C. high-pass, low pass
    • D. low-pass, high-pass
    • Discuss
    • 9. A circuit that has an output equal to the algebraic sum of the inputs is called a(n) ______ .

    • Options
    • A. integrator amplifier
    • B. summing amplifier
    • C. differential amplifier
    • D. voltage multiplier
    • Discuss
    • 10. The ___ of a circuit describes the ability of that circuit to respond to certain frequencies while rejecting all others.

    • Options
    • A. bandwidth
    • B. selectivity
    • C. sensitivity
    • D. quality factor
    • Discuss


    Comments

    Avatar
    Basil
    Very good


Enter a new Comment