8-Week Comprehensive Study Plan • Focus on Topics You've Covered
Master JavaScript fundamentals to advanced concepts. Track your progress, maintain interview preparation, and ace your next JavaScript interview.
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Complete these JavaScript challenges to unlock your certificate!
What is the output of this code?
const arr = [1, 2, 3]; arr.push(4); console.log(arr.length);
What is the output of this code?
function outer() {
let x = 10;
return function inner() {
return x;
};
}
const fn = outer();
console.log(fn());
What is the output of this code?
Promise.resolve(5) .then(x => x * 2) .then(x => x + 3) .then(console.log);
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This certifies that
JavaScript Master
has successfully completed
JavaScript Mastery
8 Week Study Plan
From Basics to Expert Level
Date:
⚠️ Note: After downloading, all progress will be reset automatically.