A computer virus is a destructive program which attaches itself to other files and install itself without permission of the user on the computer when the files are opened for use.
This is a self duplication process which interferes with valid programmes or data operating system
These viruses cause undesirable effects in a computer system for example abnormal computer behaviour
Types of viruses
1.Trojan horse
They appear to perform necessary functions but perform other undesirable activities in the background.
2.Worms
They are viruses that stick to the computer memory
3.Backdoors
They maybe either Trojan or worms that allow hidden access to a computer system
Subscribe to this https://trendingoncampu.blogspot.com/p/videos.html?m=1 for more updates
Share with friends and follow me please
Comments
Post a Comment