Computer Viruses Quiz

1234567
Across
  1. 4. the name of a popular anti-virus software
  2. 5. to copy yourself over and over
  3. 6. it is installed to block viruses from reaching the computer
  4. 7. aoftware that can remove viruses from the computer
Down
  1. 1. what a virus does to computer files
  2. 2. to download the latest version of software
  3. 3. files that are added to a message and sent in an email