WAEC - Data Processing (2021 - No. 10)
Which of the following actions is not a source of computer virus?
Checking of e-mail
Downloading programs
Reading from CD/DVD
Uploading data
解释
The sources of computer viruses are:
- Downloading Programs. ...
- Pirated or Cracked Software.
- Email Attachments. ...
- Internet.
- Booting Data from Unknown CDs. ...
- Bluetooth. ...
- Unpatched Software.
- Infected disk of a flash drive.