What is Computer Virus?

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 What is a Computer Virus? 


A PC virus is characterized as a piece of code which is executed in an objective PC to hamper the smooth working of the PC. It repeats itself and can rapidly influence hosts of different PCs, in this way deadening the whole organization. So it is significant for you to realize how to eliminate it at the earliest opportunity on the grounds that a malware disease can seriously harm your information. It showed its reality in the year 1986 when the primary PC infection was made by the name of Brain for MS-DOS working frameworks. Basically a boot area Virus, it spreads through floppy circles. These days, there are a few kinds of malevolent programming, which are created utilizing progressed coding       

A PC virus is a malicious software program loaded into a client's PC without the client's information and performs malicious activities. Depiction_ The term 'PC virus was first officially characterized by Fred Cohen in 1983. PC viruses never happen normally     



Examination of infections and related projects 


Virus Types 


Commwarrior Symbian Bluetooth worm 


Creeper TENEX working framework 


Eliza DOS 


Elk Cloner Apple II


Q 1. What is the meaning of a PC virus ?


Ans. A PC virus is a kind of malicious  PC program, which when executed, recreates itself and supplements its own code, which spreads an unsafe virus  in the system. This PC virus at last influences the working and programming of the gadget.



Q 2. What are the main PC virus ?

Ans. The main types of pc  virus are as following :

  • Boot Sector Virus
  • Direct Action Virus
  • Multipartite Virus
  • Polymorphic Virus
  • Resident Virus
  • File Infector Virus


A PC virus is a kind of PC program that, when executed, recreates itself by adjusting other PC programs and embeddings its own code. In the event that this replication succeeds, the influenced regions are supposed to be "tainted" with a PC virus , a similitude got from organic viruses. 
PC virus by and large require a host program. The infection composes its own code into the host program. At the point when the program runs, the composed virus program is executed first, causing disease and harm. A PC worm needn't bother with a host program, as it is an autonomous program or code lump. Accordingly, it isn't limited by the host program, however can run autonomously and effectively complete assault's

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