A) SPAM, VIRUS, AND HACKER. B) ANSWERS WILL VARY. FOR EXAMPLE, SPAM...

4. a) Spam, virus, and hacker. b) Answers will vary. For example, spam is email that you don’t want, usually offering

products or services that you don’t require; a virus is a malicious program that you could download from the internet

to your computer. It is likely to damage your computer. A hacker is a person who breaks into a private computer

network.