What Are Viruses And Its Types?

What is the full form of virus?

VIRUS: Vital Information Resources Under Seize Virus has a property to replicate itself and spread itself from one computer to another computer.

It can affect the data files, boot sector of hard drive etc.

when its replication succeeds..

What is Virus in simple language?

A virus is a microscopic parasite that can infect living organisms and cause disease. It can make copies of itself inside another organism’s cells. Viruses consist of nucleic acid and a protein coat. Usually the nucleic acid is RNA; sometimes it is DNA. … The cell then bursts open, spreading the newly created viruses.

What is virus and types?

In more technical terms, a computer virus is a type of malicious code or program written to alter the way a computer operates and is designed to spread from one computer to another. A virus operates by inserting or attaching itself to a legitimate program or document that supports macros in order to execute its code.

What are the 3 types of viruses?

List the types of viruses In biology. Based on their host, viruses can be classified into three types, namely, animal viruses, plant viruses, and bacteriophages.

How many types of virus are there?

The types of computer virus, or malware, are many. Some aren’t dangerous. But some can be truly deadly to your security and bank account. Here are seven types of computer virus you should watch out for.

What are the top 5 computer viruses?

The Top 10 Worst Computer Viruses in HistoryKlez – $19.8 billion. … ILOVEYOU – $15 billion. … WannaCry – $4 billion. … Zeus – $3 billion. … Code Red – $2.4 billion. … Slammer – $1.2 billion. … CryptoLocker – $665 million. … Sasser – $500 million. The Sasser worm was written by a 17-year-old German computer science student named Sven Jaschan.More items…•