What is virus and its types?

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 8 types of viruses?

There are millions of viruses around the world, but here are some common types you should be aware of:

  • File-infecting Virus. A virus that attached itself to an executable program.
  • Macro Virus.
  • Browser Hijacker.
  • Web Scripting Virus.
  • Boot Sector Virus.
  • Polymorphic Virus.
  • Resident Virus.
  • Multipartite Virus.

What are the 7 types of viruses?

KEYLOGGERS. Keyloggers are surprisingly simple, and can be implemented in many different ways.

  • DATA STEALERS.
  • RAM SCRAPERS.
  • BOTS, aka ZOMBIES.
  • BANKING TROJANS.
  • RATS.
  • RANSOMWARE.

    • What are the 5 types of viruses?

    Types of Computer Viruses

    • Direct Action Virus. When a user executes a seemingly harmless file attached with malicious code, direct action viruses deliver a payload immediately.
    • Polymorphic Virus.
    • File Infector Virus.
    • Multipartite Virus.
    • Macro Virus.

    What is virus and its types PDF?

    A computer virus is one type of malware that inserts its virus code to multiply itself by altering the programs and applications. The computer gets infected through the replication of malicious code. Computer viruses come in different forms to infect the system in different ways.

    What are the classification of virus?

    Overall, DNA viruses are in groups I and II, RNA viruses are in groups III, IV, and V, and reverse transcribing viruses are in groups VI and VII. Viruses with a double-stranded DNA genome are classified under Group I. Viruses with a single-stranded DNA genome are within Group II.

    What is virus full form?

    The full form of the virus in a computer is Vital Information Resources Under Siege.

    What are the 10 types of computer viruses?

    Types of Computer Viruses

    • Macro 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.