To avoid problems while working on the Internet, you should follow these precautions.
A. Install antivirus on your computer
B. Take the backup of your files regularly
C. Do not click on unknown links
D. All of the above
Answer:D
To avoid problems while working on the Internet, you should follow these precautions.
A. Install antivirus on your computer B. Take the backup of your files regularly C. Do not click on unknown links D. All of the above