JavaScript Programming Essentials

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JavaScript Programming Essentials

This course is part of multiple programs.

Instructors: IBM Skills Network Team +1 more

26,294 already enrolled

Included with

5 modules

Gain insight into a topic and learn the fundamentals.

173 reviews

Beginner level

Recommended experience

Flexible schedule

2 weeks at 10 hours a week

Learn at your own pace

93%

Most learners liked this course

5 modules

Gain insight into a topic and learn the fundamentals.

173 reviews

Beginner level

Recommended experience

Flexible schedule

2 weeks at 10 hours a week

Learn at your own pace

93%

Most learners liked this course

What you'll learn

Describe JavaScript development concepts, list ES6 features, outline data structures, and explore arrays, DOM, AJAX, and debugging techniques.
Explore handling errors and exceptions, functions and events, apply string manipulation and error-handing techniques, and traverse the DOM.
Compare functions, values, reference types, and strategies in promises and async/await, and discuss modifying the appearance of DOM elements.
Employ JavaScript functions, services, tools, and libraries to create and style navigation and pages, and AJAX to fetch and display data from APIs.

Skills you'll gain

Category: Scripting
Category: Ajax
Category: Computer Programming
Category: Debugging
Category: Web Development
Category: Object Oriented Programming (OOP)
Category: Data Structures
Category: Javascript
Category: Event-Driven Programming
Category: Software Development
Category: HTML and CSS

Tools you'll learn

Category: JSON
Category: Web Applications
Category: Application Programming Interface (API)
Category: Git (Version Control System)

Details to know

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Assessments

12 assignments

Taught in English

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There are 5 modules in this course

JavaScript has become the most popular programming language amongst software developers. This JavaScript essentials course is designed for anyone interested in a software engineering career as a web, mobile, front-end, back-end or full stack developer.

You’ll start with JavaScript basics, covering fundamental concepts and ECMAScript 6 features. You’ll also explore key data structures, including arrays, DOM, AJAX, and effective debugging techniques. Next, you will focus on honing your error handling and DOM manipulation skills. You’ll explore handling errors and exceptions in JavaScript, become proficient in working with functions and events, apply string manipulation techniques, and learn to traverse and manipulate the DOM to create dynamic web pages. You’ll use JavaScript functions, tools, and libraries to create and style navigation and pages and utilize AJAX to fetch and display data from APIs. Throughout this course, we will provide step-by-step instructional guidance through videos followed by hands-on labs to practice what you learn. You will also complete a final project to showcase your newly acquired JavaScript programming skills and build a dynamic website. This course is for JavaScript beginners and assumes a basic working knowledge of HTML, CSS and Git.

In this module, you will learn about introductory JavaScript development concepts. You will learn the basics of software development, including the evolution of JavaScript with ES6, which standardized the JavaScript language. You will explore variables and data types in JavaScript. You will acquire an understanding of operators and expressions with the help of examples. You will study different types of functions and concepts, such as closure and hoisting. You will get oriented to ECMAScript. Finally, you will learn about events in JavaScript and their triggers to make dynamic web pages.

What's included

11 videos2 readings3 assignments6 app items3 plugins

11 videos Total 60 minutes

Course Introduction 4 minutes
Introduction to Development Concepts 7 minutes
Introduction to JavaScript and ES6 6 minutes
Data Types and Variables 5 minutes
Operators and Expressions 4 minutes
Control Flow and Conditional Statements 4 minutes
Looping and Iteration 6 minutes
Introduction to Functions and Types of Functions 6 minutes
ECMAScript Function Syntax and Return Statement 7 minutes
Function Closure and Function Hoisting 5 minutes
Events in JavaScript 5 minutes

2 readings Total 5 minutes

Course Syllabus and Prerequisites 3 minutes
Module 1 Summary: Introduction to JavaScript Development 2 minutes

3 assignments Total 40 minutes

Practice Quiz: Introduction to JavaScript 10 minutes
Practice Quiz: Introduction to JavaScript Functions and Events 10 minutes
Module 1 Graded Quiz: Introduction to JavaScript Development 20 minutes

6 app items Total 90 minutes

Lab: Setting Up the Git Environment 15 minutes
Hands-on Lab: Working with Variables and Their Scope 15 minutes
Hands-on Lab: Implementing Control Flow and Conditional Statements 15 minutes
Hands-on Lab: Writing Your First Javascript Function 15 minutes
Hands-on Lab: Develop Followers Count Milestone Alerts Using Functions 15 minutes
Hands-on Lab: Develop Product Feedback Survey Form Using Events 15 minutes

3 plugins Total 16 minutes

Helpful Tips for Course Completion 2 minutes
Reading: Introduction to addEventListener 8 minutes
Module 1 Cheatsheet: Introduction to JavaScript Development 6 minutes

In this module, you will learn about arrays and objects. You will first acquire a strong understanding of arrays and gain practical skills in creating, manipulating, and iterating arrays. You will learn about various JavaScript array methods and explore two-dimensional arrays. Additionally, you will gain a clear understanding of classes and objects in JavaScript and learn about accessing object properties. You’ll explore various string manipulation techniques and recognize the importance of the math object in JavaScript and the use of date objects.

What's included

8 videos1 reading3 assignments4 app items1 plugin

8 videos Total 49 minutes

Introduction to Arrays 5 minutes
Manipulating and Iterating Arrays 6 minutes
Array Methods 7 minutes
Working with Two-Dimensional Arrays 5 minutes
Classes and Objects in JavaScript 5 minutes
Accessing Object Properties 7 minutes
Introduction to String and String Manipulation 7 minutes
Introduction to Math and Date Objects 7 minutes

1 reading Total 1 minute

Module 2 Summary: Arrays and Objects in JavaScript 1 minute

3 assignments Total 40 minutes

Practice Quiz: Introduction to Arrays in JavaScript 10 minutes
Practice Quiz: Introduction to Objects and Strings in JavaScript 10 minutes
Module 2 Graded Quiz: Arrays and Objects in JavaScript 20 minutes

4 app items Total 120 minutes

Hands-on Lab: Working with Array Iteration for Restaurant Menu List 30 minutes
Hands-on Lab: Display Employee Information Using Array Methods 30 minutes
Hands-on Lab: Develop an Application to Create Book Management System using Objects 30 minutes
Hands-on Lab: Create Text Analysis Tool for Speed Testing Using String Manipulations 30 minutes

1 plugin Total 10 minutes

Module 2 Cheatsheet: Arrays and Objects in JavaScript 10 minutes

In this module, you will learn about debugging techniques and tools in JavaScript. In lesson 1, you will explore more about the Try-catch block as a debugging tool. You will get oriented to the working of the DOM and its various nodes. You will study various methods to access and manipulate DOM elements. In lesson 2, you will learn key components of the Browser Object Model (BOM) and how to use them in an HTML file. Next, you will understand different traversing methods and techniques using examples. You also learn how to style the DOM to change its visual representation.

What's included

6 videos1 reading3 assignments3 app items3 plugins

6 videos Total 41 minutes

Introduction to Debugging in JavaScript 6 minutes
Introduction to the Document Object Model (DOM) 8 minutes
Manipulating DOM Elements 7 minutes
Introduction to Browser Object Model (BOM) 6 minutes
Traversing the DOM 6 minutes
Styling DOM Elements 6 minutes

1 reading Total 2 minutes

Module 3 Summary: Working with DOM in JavaScript 2 minutes

3 assignments Total 40 minutes

Practice Quiz: Working with DOM 10 minutes
Practice Quiz: Traversing and Styling of DOM 10 minutes
Module 3 Graded Quiz: Working with DOM in JavaScript 20 minutes

3 app items Total 90 minutes

Hands-on Lab: Debug a JavaScript Application in Chrome Dev Tools 30 minutes
Hands-on Lab: Create a To-Do List Using JavaScript 30 minutes
Hands-on Lab: Develop Colorful Memory Match Game Using JavaScript DOM 30 minutes

3 plugins Total 21 minutes

Reading: DOM Manipulation Methods 11 minutes
Reading: JavaScript and Browser Support 5 minutes
Module 3 Cheatsheet: Working with DOM in JavaScript 5 minutes

In this module, you will learn the importance of JavaScript Object Notion (JSON) in data interchange. In lesson 1, you will also be able to differentiate between JSON and object. You will understand asynchronous and synchronous programming using examples. You will also learn the key difference between asynchronous and synchronous programming. You will explore the history and evolution of Asynchronous JavaScript and XML (AJAX). You will acquire knowledge of best practices to implement AJAX in development. You will also learn the features and functionalities of XMLHttpRequest with examples. In lesson 2, you will learn callbacks using an example. You will also learn about promises, their three states, syntax, and advantages. You will explore the characteristics of fetch API and its different methods to interact with data on web resources. You will also learn about Axios and its syntax using an example. You will be able to differentiate between Axios and fetch API.

What's included

7 videos1 reading3 assignments2 app items3 plugins

7 videos Total 41 minutes

Introduction to JSON 7 minutes
Introduction to Async and Sync Execution 6 minutes
Introduction to AJAX (Asynchronous JavaScript and XML) 6 minutes
Http Requests with XMLHttpRequest (XHR) 5 minutes
Understanding Promises for API 7 minutes
Understanding the fetch() API 5 minutes
Introduction to Axios 6 minutes

1 reading Total 2 minutes

Module 4 Summary: JavaScript Async 2 minutes

3 assignments Total 40 minutes

Practice Quiz: JavaScript Async and HTTP Requests 10 minutes
Practice Quiz: Asynchronous Data Retrieval Techniques 10 minutes
Module 4 Graded Quiz: JavaScript Async 20 minutes

2 app items Total 60 minutes

Hands-on Lab: Develop an Application to Fetch Health Articles using XMLHttpRequest 30 minutes
Hands-on Lab: Call API to Fetch Weather Data Using fetch() 30 minutes

3 plugins Total 33 minutes

How to Design a JSON Schema to Define the Structure of a JSON Object 15 minutes
Reading: About npm /cdn to Get Axios 15 minutes
Module 4 Cheatsheet: JavaScript Async 3 minutes

What's included

1 video2 readings1 peer review3 app items2 plugins

1 video Total 4 minutes

Project Overview 4 minutes

2 readings Total 13 minutes

Congratulations and Next Steps 3 minutes
Thanks from the Course Team 10 minutes

1 peer review Total 30 minutes

Option 2: Peer Review Submission and Evaluation 30 minutes

3 app items Total 190 minutes

Option 1: Final Project Submission and Evaluation 30 minutes
Practice Project - Develop an Application for Healthcare Census 60 minutes
Final Project 100 minutes

2 plugins Total 20 minutes

Final Project: Overview and Grading Criteria 10 minutes
Course Glossary 10 minutes

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Instructors

Instructor ratings

(44 ratings)

IBM Skills Network Team

91 Courses 1,851,112 learners

Richa Arora

IBM

11 Courses 143,669 learners

Offered by

IBM

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Reviewed on Jan 26, 2025

Before going for front end development with React you must learn this course

Reviewed on Feb 7, 2024

This course helps me a lot, i just see how JS is interesting and beautiful language, thank you...

Reviewed on Nov 7, 2024

I learned a lot about JavaScript, and I now understand how websites work.

Frequently asked questions

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