JavaScript Foundations·Practice drills 18

Drill 27: Make it smaller — Project: a quiz app

Write a smaller version of the example that keeps the core idea.

Beginner 5 min read Lesson 448 of 480 Challenge included
What you will be able to do
  • Write a smaller version of the example that keeps the core idea.

Practice task

Write a smaller version of the example that keeps the core idea.

quiz.jsJavaScript
const questions = [
  { q: "Which keyword creates a constant?", options: ["let", "const", "var"], answer: 1 },
  { q: "Which method transforms an array?", options: ["map", "push", "splice"], answer: 0 },
  { q: "What does === compare?", options: ["Values only", "Types only", "Values and types"], answer: 2 },
];

let index = 0;
let score = 0;

function render() {
  if (index >= questions.length) {
    document.body.textContent = `Score: ${score} / ${questions.length}`;
    return;
  }
  // render the current question and options
}
Your turn

Write your answer

Easy

Write a smaller version of the example that keeps the core idea.

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