2016-03-26 00:47:20 +01:00
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# die roll quiz answers
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Create a die when the BBC micro:bit is shaken
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These are the answers to the [die roll quiz](/microbit/lessons/die-roll/quiz).
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## 1. Create a variable named 'roll' that will be randomly assigned to a number between 0 and 5.
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<br/>
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2016-03-30 22:41:01 +02:00
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```blocks
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2016-03-26 00:47:20 +01:00
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let roll = Math.random(6)
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```
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## 2. If the variable "roll" equals 5, write the code that will plot the image below
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![](/static/mb/lessons/die-roll-0.png)
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<br/>
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2016-03-30 22:41:01 +02:00
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```blocks
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let roll = Math.random(6)
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2016-03-26 00:47:20 +01:00
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if (roll == 5) {
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2016-03-30 22:41:01 +02:00
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basic.showLeds(`
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2016-03-26 00:47:20 +01:00
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. # . # .
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. . . . .
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. # . # .
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. . . . .
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. # . # .
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`)
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}
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```
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## 3. You will use an `else if` condition if "roll" is equal 4. Write the `else if` statement that will display the plot image below
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![](/static/mb/lessons/die-roll-1.png)
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<br />
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2016-03-30 22:41:01 +02:00
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```blocks
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let roll = Math.random(6)
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2016-03-26 00:47:20 +01:00
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if (roll == 5) {
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2016-03-30 22:41:01 +02:00
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basic.showLeds(`
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2016-03-26 00:47:20 +01:00
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. # . # .
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. . . . .
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. # . # .
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. . . . .
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. # . # .
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`)
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} else if (roll == 4) {
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2016-03-30 22:41:01 +02:00
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basic.showLeds(`
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2016-03-26 00:47:20 +01:00
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. . . . .
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. # . # .
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. . # . .
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. # . # .
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. . . . .
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`)
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}
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```
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Note: students are only required to write the bottom half of this answer, starting with "else if".
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## 4. You will use an `else if` condition if "roll" is equal 3. Write the `else if` statement that will display the plot image below
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![](/static/mb/lessons/die-roll-2.png)
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<br />
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2016-03-30 22:41:01 +02:00
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```blocks
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let roll = Math.random(6)
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2016-03-26 00:47:20 +01:00
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if (roll == 4) {
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2016-03-30 22:41:01 +02:00
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basic.showLeds(`
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2016-03-26 00:47:20 +01:00
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. . . . .
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. # . # .
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. . # . .
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. # . # .
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. . . . .
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`)
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} else if (roll == 3) {
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2016-03-30 22:41:01 +02:00
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basic.showLeds(`
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2016-03-26 00:47:20 +01:00
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. . . . .
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. # . # .
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. . . . .
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. # . # .
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. . . . .
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`)
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}
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```
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Note: students are only required to write the bottom half of this answer, starting with "else if".
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## 5. You will use an `else if` condition if "roll" is equal 2. Write the `else if` that will display the image below
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![](/static/mb/lessons/die-roll-3.png)
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<br />
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2016-03-30 22:41:01 +02:00
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```blocks
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let roll = Math.random(6)
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2016-03-26 00:47:20 +01:00
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if (roll == 3) {
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2016-03-30 22:41:01 +02:00
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basic.showLeds(`
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2016-03-26 00:47:20 +01:00
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. . . . .
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. # . # .
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. . . . .
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. # . # .
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. . . . .
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`)
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} else if (roll == 2) {
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2016-03-30 22:41:01 +02:00
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basic.showLeds(`
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2016-03-26 00:47:20 +01:00
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# . . . .
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. . . . .
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. . # . .
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. . . . .
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. . . . #
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`)
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}
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```
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Note: students are only required to write the bottom half of this answer, starting with "else if".
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