PRP 02 Pushbutton Quiz

What is the purpose of the `pinMode` function in the Arduino code?

• To read the state of a pin

• To set a pin as either an input or output

• To write a value to a pin

• To initialise the Arduino board

In the given code, what is the role of the `digitalRead` function?

• To turn the LED on or off

• To set the pin mode

• To read the state of a digital pin

• To initialise the LED pin

What will happen when the pushbutton is pressed according to the code?

• The LED will turn off

• The LED will blink

• The LED will turn on

• The LED will change colour

Which pin is configured as an output in the code?

• Pin 7

• Pin 12

• Pin 0

• Pin 1

What is the initial value of `buttonState` in the code?

• 1

• 0

• HIGH

• LOW

What type of variable is `buttonState` in the code?

• String

• Float

• Integer

• Boolean

What does the `digitalWrite` function do in the code?

• It reads the value from a pin

• It sets a pin to HIGH or LOW

• It configures the pin mode

• It initialises the Arduino board

What is the condition checked in the `if` statement in the code?

• If `buttonState` is LOW

• If `buttonState` is HIGH

• If `ledPin` is HIGH

• If `ledPin` is LOW

What is the purpose of the `setup` function in the Arduino code?

• To run the code continuously

• To initialise variables

• To configure the initial settings

• To read the state of the button

Which of the following best describes the overall functionality of the code?

• It blinks an LED continuously

• It turns an LED on when a button is pressed

• It reads the temperature and displays it

• It sends a signal to a motor