Question

d/b virus and trojen horse​

Answer 1

Short note on Virus and Trojan Horse:

(i) 'Virus' is a piece of code (or) program that is loaded on to your computer without your knowledge and runs against your permission.

(ii) 'Trojan horse' is a destructive program that looks like an legitimate software but is performing tasks such as sending personal information to computers (or) enable someone to access other user's PC remotely.

(i) 'Virus' can replicate themselves.

(ii) 'Trojan horse' doesn't replicate themselves.

(i) 'Virus' is not remotely controlled.

(ii) 'Trojan horse' is remotely controlled.

Hope this information helps!