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PRDV401: Introduction to JavaScript I

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Course Introduction

Course Syllabus

Unit 1: HTML and CSS Prerequisite Overview

1.1: Introduction to HTML

HTML Basics

Practice: HTML Text Fundamentals

Working with Files: Folder Structure and Naming Conventions

Example in Action: Working with Basic HTML

Practice Review: Creating a Simple Webpage

1.2: Introduction to CSS

What is CSS?

Getting Started with CSS Rules

Example in Action: Working with Inline CSS

Practice: Develop a Webpage Using HTML and CSS

Study Session Review Video

PRDV401 Study Session 1

Unit 1 Assessment

Unit 1 Assessment

Unit 2: Introduction to JavaScript

2.1: JavaScript Overview

A Brief History of JavaScript

What is JavaScript?

Why JavaScript?

2.2: Getting Started

2.3: Adding JavaScript to a Webpage

JavaScript and HTML

Using the <script> Element to Link External Files

Example in Action: Incorporating Javascript in a Webpage

Practice: Run "Hello World"

2.4: Debugging JavaScript

What is Debugging?

Validating JavaScript

Example in Action: Install and Use JSHint in the Sublime Text

Study Session Review Video

PRDV401 Study Session 2

Unit 2 Assessment

Unit 2 Assessment

Unit 3: Values, Variables, and Statements

3.1: Data Types and Values

Introduction to DataTypes and Values

Example in Action: JavaScript Data Types

Practice: Immutable vs. Mutable in JavaScript

3.2: Variables and Strings

What is a Variable?

Identifier and Variable Names

Example In Action: String Variables

3.3: JavaScript Operators

Expressions and Operators Reference

More on JavaScript Operators

Assignment vs. Equality Operator

Expressions and Operators Reference (3.3)

Try It (3.3)

3.4: Introduction to JavaScript Statements

What is a Statement?

JavaScript Reserved Keywords

Block Statements

JavaScript Statement Syntax

Practice: Data Types and Arithmetic Operators

Practice Review: Using "var", "let", and "const" Statements

Keywords (3.4)

Try It (3.4)

Study Session Review Video

PRDV401 Study Session 3

Unit 3 Assessments

Unit 3 Assessment

Unit 4: Conditional Statements and Control Flow

4.1: Introduction to Conditional Statements

What is Control Flow?

4.2: Selection Control Statements

"if...else" Statements

Example in Action: "switch" Statement with a "break"

4.3: Looping Statements

"while" Statements

Example in Action: "for" Statement

"do...while" Statement

Practice Review: Fix the Switch Statement

Study Session Review Video

PRDV401 Study Session 4

Unit 4 Assessment

Unit 4 Assessment

Unit 5: The Basics of Functions

5.1: Functions to Perform a Task in Action

Introduction to Functions

JavaScript Functions

5.2: Declaring Functions

Function Declaration Notation

5.3: Additional Function Declarations

Function Expression Notation

The Arrow Function

Example in Action: JavaScript Functions Expression and Arguments

Practice Review: Using Functions with Conditionals

Study Session Review Video

PRDV401 Study Session 5

Unit 5 Assessment

Unit 5 Assessment

Unit 6: Objects, the DOM, and Best Practices

6.1: JavaScript Objects

Data Structures: Arrays and Objects

Example in Action: Storing and Accessing Objects with JavaScript

Practice: Exploring Objects Using JavaScript

6.2: The DOM (Document Object Model)

Introduction to the DOM

The DOM and JavaScript

Practice: Inspecting DOM "Elements" using the Developer Console

Practice: Using JavaScript and the DOM to Output Data to a Webpage

6.3: JavaScript Best Practices

JavaScript Best Practices

Common Mistakes in Your Code

Using Strict Mode

Example in Action: Exception Handling

6.4: Final Practice Exercises

Course Review

Project: Guess The Number Game

Study Session Review Video

PRDV401 Study Session 6

Unit 6 Assessment

Unit 6 Assessment

Course Feedback Survey

Course Feedback Survey

Certificate Final Exam

PRDV401: Certificate Final Exam

Raw Files

.js Files
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Arts & Humanities

Art History

Communication

English

Philosophy

Catalyst IT Test

Business Administration

Computer Science

English as a Second Language

Professional Development

General Knowledge for Teachers

Science and Math

Biology

Chemistry

Mathematics

Physics

Social Science

Economics

Geography

History

Political Science

Psychology

Sociology

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function keyword
- Try It
- Syntax
- Description
- Examples

PRDV401: Introduction to JavaScript I
function Keyword

`function` Keyword

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function keyword

Try It

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Saylor Academy © 2010-2025 except as otherwise noted. Excluding course final exams, content authored by Saylor Academy is available under a Creative Commons Attribution 3.0 Unported license. Third-party materials are the copyright of their respective owners and shared under various licenses. See detailed licensing information. Saylor Academy®, Saylor.org®, and Harnessing Technology to Make Education Free® are trade names of the Constitution Foundation, a 501(c)(3) organization through which our educational activities are conducted.