Quiz 2.7: Code highlighting

Question 1

Which keyword declares a constant in this JavaScript, next to the inline const and let?

// Count the concerts
const total = concerts.length;
let label = `Total: ${total}`;
console.log(label, 42, true);

1. total
2. console
3. const
4. 42

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const

Question 2

What does this Java method return for func(2, 5)?

public static int func(int a, int b) {
    return a > b ? a : b;
}

1. 2
2. 5
3. true
4. Nothing, it does not compile

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5

Question 3

What would you rename this function to if you named it well/better (more semantically) than func?

public static int func(int a, int b) {
    return a > b ? a : b;
}

1. min
2. add
3. naming things well is not important
4. max

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max

Question 4

Which setting does this YAML file turn on?

# course settings
quiz:
  locale: en
  shuffleAnswers: true
  maxAttempts: 0

1. shuffleAnswers
2. The locale of the quiz
3. The number of attempts
4. Every setting in the file

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shuffleAnswers

Question 5

Which element is the parent of <item> in this XML?

<manifest identifier="demo">
  <resources>
    <item id="1" type="quiz">Quiz 2.7</item>
  </resources>
</manifest>

1. <manifest root>
2. <quiz type>
3. <resources>
4. <item id>

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<resources>

Question 6

Which option is valid code?

1. This one:

   const answer = () => "yes";

2. That one:

   int answer = ;

3. Plain text with inline code, not a block

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This one:

const answer = () => "yes";