pxt-calliope/olddocs/lessons/looper/quiz.md

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# looper quiz
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Learn how to create a series of numbers with a for loop.
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## Name
## Directions
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Use this activity document to guide your work in the [looper tutorial](/lessons/looper/activity)
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Answer the questions while completing the tutorial. Pay attention to the dialogues!
## 1. Describe what a "for loop" does?
<br/>
## 2. Draw the areas where the LEDs will be lit based on the code below. Explain why you chose to draw those numbers.
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```blocks
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for (let i = 0; i < 4; i++) {
basic.showNumber(i, 150)
}
```
![](/static/mb/lessons/looper-2.png)
<br/>
## 3. Draw the areas where the LEDs will be lit based on the code below. Explain why you chose to draw those numbers.
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```blocks
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for (let i1 = 0; i1 < 6; i1++) {
basic.showNumber(i1, 150)
}
```
![](/static/mb/lessons/looper-3.png)
![](/static/mb/lessons/looper-3.png)
<br/>