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Work in groups. Discuss and cross out the collocation in each diagram that is not commonly used when talking about computers.
 10. Work in pairs. Student A imagines he/she is someone who knows nothing about computers (e.g. your grandmother) and asks Student B to explain five of the terms in Exercise 9. Student B is expected to use as little jargon as possible. Use the picture if needed.
11. Using the picture describe as precisely as you can the things you always/ usually do when you:
ü start up your computer
ü go on the internet
ü check your e-mail
ü write a document for work or college on a computer
ü shut down your computer .
Are there any other things you often do?
Before You Read
12. Codes: Use the key to work out what this number code means.
Key:a=2; m=26; n=l; w = 19; e = 10; l = 24; d = 8; o = 3; y = 25; u = 15; h = 16; v = 17; c = 6; r = 9; k = 22; t = 13; i = 18; s = 11.
| 19, 10, 24, 24 / 8, 3, 1, 10 / 25, 3, 15 / 16, 2, 17, 10 / 6, 9, 2, 6, 22, 10, 8 / 13,16,18,
11 / 6, 3, 8, 10.
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Make up your own messages using this code and give them to your partner to solve.
13. Discuss these questions as a class:
- Where and when do you use passwords or codes in everyday life? (Make sure you don’t tell anyone your passwords accidentally!)
- Why is computer security important?
- How could you use a computer to commit a crime?
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