Sheet 3 – Graphics

1. What are the tiny dots which make up computer graphics called? What words does this term come from? 1
2. What is resolution? 2
3. Describe high resolution in terms of the size of pixels and image quality. 2
4. Describe low resolution in terms of the size of pixels and image quality. 2
5. What happens to file size if the number of pixels used to define the image is increased?
6. Name 4 standard file formats for graphics. 2