Y8 EOT Quiz: Arduino Basics

What does pinMode(13, OUTPUT); do?

• Turns on the LED

• Sets pin 13 as an output pin

• Reads the button

• Connects to power

Which command turns an LED ON?

• digitalOff(13);

• digitalWrite(13, HIGH);

• writeDigital(13);

• pinOn(13);

Which pin is used for the built-in LED?

• Pin 2

• Pin 13

• A0

• GND

What does digitalRead(2); return?

• HIGH or LOW depending on the button state

• The value of the LED

• 1.5V

• A string

What is a delay(1000); used for?

• To reset the board

• To pause the code for 1 second

• To blink the LED faster

• To read the sensor

What does digitalWrite(13, LOW); do?

• Brightens the LED

• Turns off the LED

• Reads from the LED

• Sets the LED to input

Which block reads from a button connected to pin 2?

• readPin(2);

• digitalRead(2);

• inputPin(2);

• checkButton();

What does int button = 0; do?

• Creates a variable named button and sets it to 0

• Turns on the button

• Blinks the LED

• Reads input from pin 0

What is the correct format to create a for loop that runs 5 times?

• for (i = 0; i = 5; i++)

• for (int i = 0; i < 5; i++)

• loop (5 times)

• for i in range(5)

Where do you put the code that runs only once at the start?

• loop()

• setupNow()

• setup()

• start()