jueves, 2 de junio de 2011

Computer viruses

Self-study activity:
Watch the latest video by Commoncraft, about the way computer viruses spread, the different kinds of threats a virus poses and how we can deal with them, and answer the questions below.

You may have a high degree of expertise in computers, which may come in handy to deal with the questions, even if you haven't understood what is actually said on the video. Please, only use the information provided on the video, which may be a bit general, as a complex process is explained in three-minute footage.


1 What disease is computer viruses compared to?
2 Who designs the computer programmes in the virus?
3 How does a virus reach a computer?
4 Is it possible that a worm infects a computer which is not connected in a network?
5 Where can we find trojans?
6 How can we avoid trojans?

You can read the transcript here.

Key:
1 Flu 2 Criminals 3 When we click on a file sent in an attachment or an USB drive 4 No 5 In games or software 6 By downloading software from sites we trust