Micro:bit Programming Quiz

What happens when Button A is pressed?

• The numbers 1 to 5 appear instantly

• The numbers 5 to 1 appear one by one with a delay

• The numbers 5 to 1 appear at random

• The Micro:bit displays "Ready?" and "Go!"

What function introduces a delay between displaying numbers?

• wait(500)

• pause(500)

• sleep(500)

• delay(500)

What will be displayed when Button B is pressed?

• The numbers 5, 4, 3, 2, 1

• "Ready?", then "Go!" after 1 second

• A smiley face for 2 seconds

• The screen flashes

How do we pause for 1 second in Python?

• sleep(1000)

• wait(1)

• delay(1000)

• pause(1)

What function should be used to display a smiley face in the else condition?

• display.show(Image.HAPPY)

• display.text("Smiley")

• display.scroll(":)")

• display.draw("Smile!")

How can we make the Micro:bit flash the screen instead of showing a smiley face?

• Repeatedly clearing and showing an image with sleep(2000)

• Using display.scroll("Flash")

• Turning the Micro:bit off and on

• Using button_a.was_pressed()

What modification makes each number blink before switching to the next?

• Show the number, then clear the display briefly before showing the next number

• Scroll the number instead of showing it

• Add an extra sleep(2000) between numbers

• Use display.show("BLINK") before each number

What should be added after "Go!" to display a thumbs-up icon?

• display.show(Image.THUMBS_UP) followed by sleep(1000)

• display.scroll("Thumbs up")

• display.draw("*")

• display.image("Thumbs!")

What is the purpose of while True: in the program?

• It keeps the program running continuously

• It makes the Micro:bit turn off after one cycle

• It prevents buttons from being pressed

• It clears the display

Which function checks if Button A is pressed?

• button_a.was_pressed()

• button_a.is_pressed()

• button_a.check()

• input.button_a()