Gain insights into JavaScript basics, including syntax, conditional statements, arrays, functions, and DOM. Discover practical skills for entry-level web development and build interactive web experiences.

The demand for skilled JavaScript programmers is increasing in today's tech-driven world. This comprehensive course is for individuals with no prior programming experience—it provides an accessible learning path for beginners.

Throughout the course, you will gain a strong grasp of JavaScript syntax, enabling you to craft dynamic and engaging online content. You will start by learning the basic concepts in programming such as conditional statements, arrays, functions, and loops and then move on to advanced topics such as the Document Object Model (DOM), event handling, and classes in JavaScript. This comprehensive coverage empowers you to grasp the intricacies of JavaScript for practical web development applications.

After taking this hands-on learning course, you’ll be equipped with the necessary skills for entry-level web development roles. You’ll possess a solid foundation in JavaScript and the confidence to design and develop interactive web experiences.

Learn Coding Basics in JavaScript

What is the result of the following expression?

$5 + ``2"$


What is the result of the following expression?
<math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mn>5</mn><mo>+</mo><mi mathvariant="normal">‘</mi><mi mathvariant="normal">‘</mi><mn>2</mn><mi mathvariant="normal">&quot;</mi></mrow><annotation encoding="application/x-tex">5 + ``2&quot;</annotation></semantics></math>5+‘‘2&quot;

What is the result of the following expression?

$5 * ``2"$

What is the result of the following expression?
<math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mn>5</mn><mo>∗</mo><mi mathvariant="normal">‘</mi><mi mathvariant="normal">‘</mi><mn>2</mn><mi mathvariant="normal">&quot;</mi></mrow><annotation encoding="application/x-tex">5 * ``2&quot;</annotation></semantics></math>5∗‘‘2&quot;

What is the output of the following code?
```JavaScript
console.log(typeof NaN);
```


What is the output of the following code?
<pre><code class="language-JavaScript">console.log(typeof NaN);
</code></pre>

What is the result of the operation $2 ^{**} 3$?

What is the result of the operation <math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msup><mn>2</mn><mrow><mo>∗</mo><mo>∗</mo></mrow></msup><mn>3</mn></mrow><annotation encoding="application/x-tex">2 ^{**} 3</annotation></semantics></math>2∗∗3?

What is returned by <math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mn>10</mn><mi mathvariant="normal">%</mi><mn>3</mn></mrow><annotation encoding="application/x-tex">10 \% 3</annotation></semantics></math>10%3?

If `number = 10`, what will `number *= 2` return?

If <code>number = 10</code>, what will <code>number *= 2</code> return?

`Math.random()` returns a random number in what range?

<code>Math.random()</code> returns a random number in what range?

Test your knowledge of numbers in JavaScript.

About the Course

Press Start

Programming Basics

Letters and Words

Numbers

Collections

Logic

Loops in JavaScript

Functions

Test Your Skills: Mid-Course Assessment

Objects

The Document Object Model

The Main Event

Going Loopy Over Arrays

Let’s Get Functional

Getting Classy

It’s About Time

Pushing Your Limits: A Comprehensive Assessment

Wrap Up

Appendix

Quiz: Numbers