Question

tell me some usefullness viruses?
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Answer 1

Heya mate!

• Friendly Viruses Protect Us Against Bacteria. Bacteria can be friends and foes—causing infection and disease, but also helping us slim down and even combating acne.
• Viruses are used in agriculture; preparation of commercial baculoviruses insecticides; preparation of pest control ...
• Viruses are used to control of genetic deficiency and certain other diseases, including cancer.

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Answer 2

Answer:

A virus is a harmful programme, which on entering a computer, starts creating copies of itself. It than attacks by corruption the excitable files and folders saved on the computer.

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