1. Introduction

You will no doubt be very familiar with using images and graphics in your school work and probably photographs on your social networking pages.

If you have ever looked closely at the image files themselves, you might have noticed that they can have many different file extensions, for example, .jpg, .png, .gif, .bmp to name but a few. However, have you ever stopped to consider why they might be different?

This section will examine the difference between vector and bitmap graphics. You need to have a clear understanding of the features of each type of graphic and also to be able to answer an exam question which might as you to compare them both.