If/else Statement Lesson 15 Quiz

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Questions and Answers

What is the purpose of including an else clause in an if statement?

  • To make the code more readable
  • To execute alternate code when the conditional expression in the if statement is true
  • To combine multiple conditions in a single if statement
  • To execute alternate code when the conditional expression in the if statement is false (correct)

Which file should be the output of the given code snippet: if (x > 5) { } else { }?

  • sample13.html (correct)
  • activity08.html
  • activity07.html
  • sample14.html

When is the else block of an if...else statement executed?

  • When the conditional expression in the if statement is false (correct)
  • If there is a syntax error in the if statement
  • When there is no else block
  • When the conditional expression in the if statement is true

What will happen if there are two else blocks after an if statement?

<p>An error will occur due to syntax issues (C)</p> Signup and view all the answers

In an if...else statement, what happens if the conditional expression evaluates to true?

<p>The statements inside the if block are executed (A)</p> Signup and view all the answers

What is the purpose of including an else clause in an if statement?

<p>To run alternate code when the if condition is false (A)</p> Signup and view all the answers

What happens if the conditional expression in an if statement evaluates to false?

<p>The code inside the else block is executed (B)</p> Signup and view all the answers

What output will be generated by this code: if (x < 0) { print('Negative'); } else { print('Positive'); }?

<p>Positive (C)</p> Signup and view all the answers

When is an else block not required in an if...else statement?

<p>When the if condition always evaluates to true (B)</p> Signup and view all the answers

In an if...else statement, what will happen if both the if and else conditions are true?

<p>The code inside the else block will be executed (C)</p> Signup and view all the answers

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