What is virus and its types?

Question

A computer virus is a type of malicious software, or malware, that spreads between computers and causes damage to data and software. Computer viruses aim to disrupt systems, cause major operational issues, and result in data loss and leakage.

What are the 3 types of viruses?

They include:Macro viruses – These are the largest of the three virus types. ... Boot record infectors – These viruses are known also as boot viruses or system viruses. ... File infectors – These viruses target .

What is a virus explain?

A virus is an infectious microbe consisting of a segment of nucleic acid (either DNA or RNA) surrounded by a protein coat. A virus cannot replicate alone; instead, it must infect cells and use components of the host cell to make copies of itself.

What are the 10 types of viruses?

Types of Computer VirusesMacro Virus. This type of computer virus is normally found in Microsoft Office programs. ... Boot Sector Virus. ... Trojan Horses. ... Overwrite Virus. ... Browser Hijacker. ... Web Scripting Virus. ... Polymorphic Virus. ... Resident Virus.

What are the five types of viruses?

Common Types Of Computer VirusesFile-infecting Virus. A virus that attached itself to an executable program. ... Macro Virus. This type of virus is commonly found in programs such as Microsoft Word or Excel. ... Browser Hijacker. ... Web Scripting Virus. ... Boot Sector Virus. ... Polymorphic Virus. ... Resident Virus. ... Multipartite Virus.

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