pxt-calliope/docs/lessons/counter/quiz.md

counter quiz

Learn how to create a counter with the @boardname@ button.

Name

Directions

Use this activity document to guide your work in the counter tutorial.

Answer the questions while completing the tutorial. Pay attention to the dialogues!

1. What is a variable?

2. Draw the stored value for the variable called count

let count = 0

3. Draw which LEDs are ON after running this code and pressing button "A" once. Explain you chose to draw that number

let counts = 0
input.onButtonPressed(Button.A, () => {
    counts = counts + 1
    basic.showNumber(counts, 150)
})

4. Draw which LEDs are ON after running this code and pressing button "A" three times. Explain you chose to draw that number

let counting= 0
input.onButtonPressed(Button.A, () => {
    counting = counting + 1
    basic.showNumber(counting, 100)
})