Question: What Are The Types Of Virus?

What are the top 5 computer viruses?

Here are my top 5 Worms, Trojans, or Viruses.Melissa.

A macro virus named after a Miami stripper, was so effective in 1999 that the tidal wave of email traffic it generated caused the likes of Intel and Microsoft to shut down their email servers.

The Anna Kournikova Virus.

MyDoom.

Sasser & Netsky.

2007 Storm Worm..

What is the strongest virus in the world?

Marburg virus (MARV) causes Marburg virus disease in humans and nonhuman primates, a form of viral hemorrhagic fever. The virus is considered to be extremely dangerous. The World Health Organization (WHO) rates it as a Risk Group 4 Pathogen (requiring biosafety level 4-equivalent containment).

Do viruses contain DNA?

Most viruses have either RNA or DNA as their genetic material. The nucleic acid may be single- or double-stranded. The entire infectious virus particle, called a virion, consists of the nucleic acid and an outer shell of protein. The simplest viruses contain only enough RNA or DNA to encode four proteins.

Can viruses reproduce on their own?

Viruses can only replicate themselves by infecting a host cell and therefore cannot reproduce on their own. … They are similar to obligate intracellular parasites as they lack the means for self-reproduction outside a host cell, but unlike parasites, viruses are generally not considered to be true living organisms.

What are the 3 types of viruses?

What are the different types of Viruses, Spyware and Malware that can infect my computer?Virus. A computer virus is a piece of software that can ‘infect’ a computer, install itself and copy itself to other computers, without the users knowledge or permission. … Malware. … Trojan horse. … Worm. … Spyware. … Adware.

What are the types of virus and antivirus?

All the different kinds of viruses and the antivirus protection against themTrojan Horse. Just as the name suggests, this malware comes in the form of something warm and fuzzy such as an e-card or an advertisement. … Virus. … Worm. … Spyware. … Rootkit. … Protect Yourself.

Is virus living thing or nonliving thing?

Viruses are not living things. Viruses are complicated assemblies of molecules, including proteins, nucleic acids, lipids, and carbohydrates, but on their own they can do nothing until they enter a living cell. Without cells, viruses would not be able to multiply. Therefore, viruses are not living things.

Is viral disease curable?

Viral diseases are not treatable with antibiotics, which can only cure bacterial diseases and infections. However, the most common viral diseases, the common cold and the flu, are self-limiting in generally healthy people.

What does the I Love You virus do?

The ILOVEYOU virus comes in an e-mail note with “I LOVE YOU” in the subject line and contains an attachment that, when opened, results in the message being re-sent to everyone in the recipient’s Microsoft Outlook address book and, perhaps more seriously, the loss of every JPEG, MP3, and certain other files on the …

What is the most dangerous virus in computer?

ILOVEYOUILOVEYOU It is considered one of the most virulent computer viruses ever created. It was managed to wreak havoc on computer systems all over the world with around $10 billion worth of damages. 10% of the world’s computers were believed to have been infected.

How were viruses created?

Viruses may have arisen from mobile genetic elements that gained the ability to move between cells. They may be descendants of previously free-living organisms that adapted a parasitic replication strategy. Perhaps viruses existed before, and led to the evolution of, cellular life.

What are the different types of virus?

What are the types of virus?Boot Sector Virus.Direct Action Virus.Resident Virus.Multipartite Virus.Polymorphic Virus.Overwrite Virus.Spacefiller Virus.