# Binary, Decimal and Hexadecimal for Beginners

Data Representation

4.25 (34 reviews)

1,520

students

1 hour

content

Mar 2018

last update

$19.99

regular price

## What you will learn

### Understand Binary, Decimal and Hexadecimal Number Bases

### Understand how computers represent instructions

### Convert between number bases and complete binary arithmetic

### Understand how to encode characters and represent images

## Description

This course considers the topics based around Computer Data representation. This includes covering different number bases, including practice in changing decimal to binary and hexadecimal. Binary arithmetic is also covered. Units of information, character encoding and representing images is also covered.

There is a lecture on each topic area, which includes example and practice questions where appropriate. A quiz is also provided within each section.

## Screenshots

## Content

### Introduction

Introduction

### Number Bases

Number Bases

Number Bases Quiz

Use of Binary and Hexadecimal

Use of Binary and Hexadecimal

### Converting Between Number Bases

Converting between the number bases.

Converting Between Number Bases

### Units of Information

Bits, Bytes and All The Rest

Units of Information

### Binary Arithmetic

Binary Addition

Binary Addition

Binary Shifts

Binary Shifts

### Character Encoding

Understanding character sets

Character Encoding

### Representing Images

Understanding pixels and bitmaps

Representing Images

Pixels, Colour Depth and File Size

Pixels, Colour Depth and File Size

Convert images into binary and back again

### Representing Sound

Converting from analogue to digital

Representing Sound

### Data Compression

What is, and how do we compress data?

Data Compression

## Reviews

Matthew

November 22, 2019

A good overview of maths and used of number systems. Seems like it has been well tailored to GCSE Computer Science.

Zeff

July 26, 2019

This is not acceptable, you are selling a tutorial by simply reading the slides which i can also get it from just googling the topic.

Bobbie

July 21, 2018

This course is excellent and Ben Stolborg's delivery is engaging and to the point. Really enjoyed this course. Thank you.

## Related Topics

1574486

udemy ID

2/28/2018

course created date

7/23/2019

course indexed date

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course submited by