Across
- 6. It is a program that hides in a computer and allows someone to take full control of the computer
- 7. This source of virus is download from internet
- 8. It is a virus that secretly collects information about the user
- 9. The number system has base 2
- 10. The virus is spread by the files attached to e-mail messages
Down
- 1. The number system has base 16
- 2. The number system has base 10
- 3. It is the place where friday, the 13th virus was invented
- 4. The number system has base 8
- 5. In this number system, there are only a few symbols called digits