Arduino Functions Quiz
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Questions and Answers

What is the purpose of the setup() function in Arduino IDE?

  • It is called when a sketch starts to initialize variables, pin modes, start libraries, etc. (correct)
  • It is used to reset the Arduino board
  • It is called automatically in the background
  • It sets the initial values to be executed repeatedly

    • What does the loop() function do in the Arduino IDE?

  • It initializes and sets the initial values to be executed repeatedly (correct)
  • It is called when a sketch starts
  • It initializes and sets the initial values to be executed only once
  • It is used to reset the Arduino board

    • When is the setup() function executed in the Arduino IDE?

  • Repeatedly during the program execution
  • After each powerup or reset of the Arduino board (correct)
  • When the program is terminated
  • Before the start of the program

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