JavaScript is a versatile programming language that enhances the interactivity and functionality of web pages. It is a core technology alongside HTML and CSS, indispensable for building simple websites as well as complex web applications.

This course is a comprehensive introduction to JavaScript programming fundamentals, starting with problem-solving and simple programs. Through hands-on exercises, challenges, and quizzes, you will learn about control structures, loops, strings, arrays, and functions, eventually gaining mastery. 

By the time you’re done with the course, you will have acquired problem-solving skills, a strong foundation in JavaScript programming, and a solid understanding of control structures, loops, strings, and arrays. This mastery of JavaScript will significantly boost your employability and open doors to diverse career opportunities in software development.

Learn to Code: JavaScript for Absolute Beginners

What is the result when the following program is executed?

```JavaScript
function getSum(y, z) {
    mysum = y + z;
    return mysum;
}
getSum(5, 6);
```


What is the result when the following program is executed?
<pre><code class="language-JavaScript">function getSum(y, z) {
 mysum = y + z;
 return mysum;
}
getSum(5, 6);
</code></pre>

What is the result when the following program is executed?

```JavaScript
let result = "";

function run() {
    result += " run";
}

function fun() {
    result += "fun";
}

fun();
result += " nothing";
run();
console.log(result)
```

What is the result when the following program is executed?
<pre><code class="language-JavaScript">let result = &quot;&quot;;

function run() {
 result += &quot; run&quot;;
}

function fun() {
 result += &quot;fun&quot;;
}

fun();
result += &quot; nothing&quot;;
run();
console.log(result)
</code></pre>

What is the result when the following program is executed?

```JavaScript
for (let v of [3, 1].reverse()) {
    console.log(v);
}
```


What is the result when the following program is executed?
<pre><code class="language-JavaScript">for (let v of [3, 1].reverse()) {
 console.log(v);
}
</code></pre>

What is the result when the following program is executed?

```JavaScript
let result = ''
for (let s of 'aAbB'.split('').sort()) {
    result += s;
}
console.log(result);
```

What is the result when the following program is executed?
<pre><code class="language-JavaScript">let result = ''
for (let s of 'aAbB'.split('').sort()) {
 result += s;
}
console.log(result);
</code></pre>

What is the result when the following program is executed?

```Python
console.log(['educative', 'go'.replace('g', 'i')].join('.'));
```


What is the result when the following program is executed?
<pre><code class="language-Python">console.log(['educative', 'go'.replace('g', 'i')].join('.'));
</code></pre>

What is the result when the following program is executed?

```JavaScript
let list1 = [1, 2, 3];
let list2 = [4, 5];
let list3 = list1;
let list4 = list1.slice();
list1.push(list2);
console.log(list3 + ' . ' + list4);
```

What is the result when the following program is executed?
<pre><code class="language-JavaScript">let list1 = [1, 2, 3];
let list2 = [4, 5];
let list3 = list1;
let list4 = list1.slice();
list1.push(list2);
console.log(list3 + ' . ' + list4);
</code></pre>

Test your knowledge of functions in JavaScript.

About the Course

Problem Solving with Simple Programs

Decisions and Branching

JavaScript Basics

Repetition with Loops

Strings and Arrays

Functions

Appendix - Complex Programs

Wrap Up

Quiz on Functions