What are the 3 types of computer viruses?

The Three Major Types of Computer Viruses

  • 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 are computer viruses and its types?

Web Scripting Virus: This type of computer virus will exploit the web browser and web page codes. Resident Virus: It is a general term for any virus residing in the computer memory. Polymorphic Virus: This virus changes its code every time a file infected with a virus is executed.

What are the six types of computer viruses?

Understanding the Six Most Common Types of Malware

  1. Virus. Viruses are designed to damage the target computer or device by corrupting data, reformatting your hard disk, or completely shutting down your system.
  2. Worm.
  3. Trojan Horse.
  4. Spyware.
  5. Adware.
  6. Ransomware.

What is the 3 virus?

Parainfluenza virus type 3 is one of a group of common viruses known as human parainfluenza viruses (HPIV) that cause a variety of respiratory illnesses. Symptoms usually develop between 2 and 7 days from the time of exposure and typically resolve in 7-10 days.

What are types of memory?

Most scientists believe there are at least four general types of memory: working memory. sensory memory. short-term memory.

What is antivirus of computer?

Antivirus is a kind of software used to prevent, scan, detect and delete viruses from a computer. Once installed, most antivirus software runs automatically in the background to provide real-time protection against virus attacks.

What are computer viruses and its common types?

What is a computer virus? Boot sector virus. This type of virus can take control when you start – or boot – your computer. Web scripting virus. This type of virus exploits the code of web browsers and web pages. Browser hijacker. Resident virus. Direct action virus. Polymorphic virus. File infector virus. Multipartite virus. Macro virus.

What are three examples of computer viruses?

The Top 10 Computer Viruses Commwarrior-A Welchia Blaster Slammer Nimda Code Red ILOVEYOU The Morris Worm Elk Cloner Creeper

What are the names of different computer viruses?

Generally, computer virus is capable of damaging any kind of file and hampering the performance of a computer. There are several types of computer viruses, commonly every malicious code such as Adware, Trojans, Spyware, Keylogger, Worm, Rootkit, Backdoor are called a virus.

How many different types of computer viruses are there?

Computer viruses are categorized into four main types: boot sector, file or program, macro, and multipartite viruses.