CCDI Checkpoint 2 Quiz
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Questions and Answers

Which of the following is an example of a digital signal?

  • Continuous signals
  • Analogue signals
  • Digital signals (correct)
  • FM radio signals

    • Which of the following components is considered a digital input?

  • Servo Motor
  • Potentiometer
  • Buzzer
  • Pushbutton (correct)

    • What type of energy does a DC motor convert electrical energy into?

  • 9V Battery energy
  • Mechanical energy (correct)
  • LED energy
  • Ultrasonic energy

    • Which device emits infrared radiation to detect certain characteristics of the surrounding environment?

    <p>IR sensor</p> Signup and view all the answers

    What is a set of LEDs connected together using a grid of wires called?

    <p>LED Matrix</p> Signup and view all the answers

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