vocabulary

3. the image that you see on the screen is made of thousands of tiny dots
4. a way of communicating wirelessly over short distances between electronic devices
6. abbreviation of "universal serial bus"
8. an operating system used by the majority of PCs
11. a sub-division of a computer's hard disk into which you put files
12. a small image or picture on a computer screen that is a symbol for folders, disks, peripherals, programs etc
13. an electronic book that can be downloaded and read on a computer or other device
14. a small program that tells a PC how a peripheral works

1. a specific computer record.
2. the number of dots or pixels per inch (sometimes per centimetre) used to create the screen image
4. a (small) defect or fault in a program
5. any equipment that is connected externally to a computer
7. a particular sort of lettering
9. equipment for converting paper documents to electronic documents that can be used by a computer
10. an area that has an available wireless signal for Internet access