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A computer virus is a simple program made to harm a computer system. It spreads by duplicating and attaching itself to files. Sometimes the damage is minor but often it can be disastrous.
10 maj 2024 · A computer virus is a type of malicious software program (“malware“) that, when executed, replicates itself by modifying other computer programs and inserting its code. When this replication succeeds, the affected areas are then said to be “infected“.
Computer viruses are among the most common forms of malware. A virus is a portion of a program code that has been designed to secretly copy itself onto program codes or computer files. The virus may then destroy data and programs or otherwise disrupt the functioning of computers and networks.
28 kwi 2022 · A computer virus is a form of malicious software that piggybacks onto legitimate application code in order to spread and reproduce itself.
Computer viruses are dangerous versions of code that can attack a computer by attaching to a host program. Once inside, the virus begins to replicate , and computer memory can be erased.
Viruses: A virus is a small piece of software that piggybacks on real programs. For example, a virus might attach itself to a program such as a spreadsheet program. Each time the spreadsheet program runs, the virus runs, too, and it has the chance to reproduce (by attaching to other programs) or wreak havoc.
Hex dump of the Brain virus, generally regarded as the first computer virus for the IBM Personal Computer (IBM PC) and compatibles. A computer virus [1] is a type of malware that, when executed, replicates itself by modifying other computer programs and inserting its own code into those programs.
