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INTERACTIVE COURSE

Learn Java from Scratch

Beginner

93 Lessons

12h

Certificate of Completion

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Course Overview

Learn Java for free with this interactive course, and get a handle on one of the most popular programming languages in the world. You'll start with a simple hello world program and proceed to cover common concepts such as Conditional Statements, Loop Statements, Math, and Logic in Jav...

How You'll Learn

Hands-on coding environments

You don’t get better at swimming by watching others. Coding is no different. Practice as you learn with live code environments inside your browser.

Faster than videos

Videos are holding you back. The average video tutorial is spoken at 150 words per minute, while you can read at 250. That‘s why our courses are text-based.

No set-up required

Start learning immediately instead of fiddling with SDKs and IDEs. It‘s all on the cloud.

Progress you can show

Built-in assessments let you test your skills. Completion certificates let you show them off.

Hands-on coding environments

You don’t get better at swimming by watching others. Coding is no different. Practice as you learn with live code environments inside your browser.

Faster than videos

Videos are holding you back. The average video tutorial is spoken at 150 words per minute, while you can read at 250. That‘s why our courses are text-based.

No set-up required

Start learning immediately instead of fiddling with SDKs and IDEs. It‘s all on the cloud.

Progress you can show

Built-in assessments let you test your skills. Completion certificates let you show them off.

Course Contents

1. Getting Started with Java!

Hello World: Code Explanation

Compiling Your First Java Program!

Challenge: Play Around With 'print' Statement

Solution Review: Play Around With 'print' Statement

2. Variables & User Input

Variables in Java

Variable Syntax

Taking Variable Value From User

Challenge: Declaring Variables

Solution Review: Declaring Variables

3. Simple Maths & Logic

Simple Java Maths

Mathematical Functions

Logical Expressions

Challenge 1: Compute an Expression Using Maths

Solution Review: Compute an Expression Using Maths

Challenge 2: Compute an Expression Using Logical Operators

Solution Review: Compute an Expression Using Logic

4. Strings and String Processing

Challenge: Finding the Right Words

Solution Review: Finding the Right Words

5. Conditional Statements

Conditional Statement

if Conditional Statements

switch Statement

Conditional Expression

Challenge 1: Even or Odd

Solution Review: Even or Odd

Challenge 2: What Day is it?

Solution Review: What Day Is It?

6. Loops

while & do-while Loops

Challenge 1: Multiplication Table of a Number

Solution Review: Multiplication Table of a Number

Challenge 2: Calculating the First 'n' Fibonacci Numbers

Solution Review: Calculating the first 'n' Fibonacci numbers

Challenge 3: Pyramid Printing by Using 'for' Loop

Solution Review: Pyramid Printing by Using 'for' Loop

7. Methods

Methods in Java

Parameters and Return Types in Methods

Return Parameters in Methods

Challenge 1: Method to Check Sum

Solution Review: Method to Check Sum

Challenge 2: Letter Grade to GPA

Solution Review: Letter Grade to GPA

Challenge 3: Sum of Digits in an Integer

Solution Review: Sum of Digits in an Integer

Challenge 4: Playing With Strings

Solution Review: Playing With Strings

8. Arrays

What Are Arrays?

A Bit More About Arrays

Two Dimensional Arrays

Challenge 1: Find the Maximum Value

Solution Review: Find the Maximum Value

Challenge 2: Sorting an Array

Solution Review: Sorting an Array

Challenge 3: Print a Matrix

Solution Review: Print a Matrix

Challenge 4: Pascal's Triangle

Solution Review: Pascal's Triangle

9. Classes and Inheritance

Introduction to Classes

Class Member Methods

Inheritance in Java

Challenge 1: Calculating the Area

Solution Review: Calculating the Area

Challenge 2: Displaying Message Using Inheritance

Solution Review: Displaying Message Using Inheritance

10. Generics

Introduction to Generics

Challenge 1: Finding Max in an Array

Solution Review: Finding Max in an Array

11. ArrayLists

ArrayLists in Java

Creating an ArrayList Object

Inbuilt Methods

Challenge 1: Gathering Zeros to the Start

Solution Review: Gathering Zeros to the Start

Challenge 2: Remove Duplicates From an ArrayList

Solution Review: Remove Duplicates From an ArrayList

Course Assessment

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