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  2. Computer virus - Wikipedia

    en.wikipedia.org/wiki/Computer_virus

    This is an accepted version of this page This is the latest accepted revision, reviewed on 7 December 2024. Computer program that modifies other programs to replicate itself and spread 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 is a type of malware that, when executed, replicates itself by ...

  3. List of computing and IT abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_computing_and_IT...

    2GL—Second-Generation Programming Language; 2NF—Second Normal Form; 3GL—Third-Generation Programming Language; 3GPP—3rd Generation Partnership Project – 3G comms; 3GPP2—3rd Generation Partnership Project 2; 3NF—Third Normal Form; 386—Intel 80386 processor; 486—Intel 80486 processor; 4B5BLF—4-bit 5-bit Local Fiber

  4. Macro virus - Wikipedia

    en.wikipedia.org/wiki/Macro_virus

    An example of a macro virus is the Melissa virus which appeared in March 1999. When a user opens a Microsoft Word document containing the Melissa virus, their computer becomes infected. The virus then sends itself by email to the first 50 people in the person's address book. This made the virus replicate at a fast rate. [4]

  5. Malware - Wikipedia

    en.wikipedia.org/wiki/Malware

    The first IBM PC virus in the wild was a boot sector virus dubbed (c)Brain, created in 1986 by the Farooq Alvi brothers in Pakistan. [14] Malware distributors would trick the user into booting or running from an infected device or medium. For example, a virus could make an infected computer add autorunnable code to any USB stick plugged into it.

  6. Computer worm - Wikipedia

    en.wikipedia.org/wiki/Computer_worm

    Computer viruses generally require a host program. [11] The virus writes its own code into the host program. When the program runs, the written virus program is executed first, causing infection and damage. A worm does not need a host program, as it is an independent program or code chunk.

  7. List of computer term etymologies - Wikipedia

    en.wikipedia.org/wiki/List_of_computer_term...

    Names of many computer terms, especially computer applications, often relate to the function they perform, e.g., a compiler is an application that compiles (programming language source code into the computer's machine language). However, there are other terms with less obvious origins, which are of etymological interest.

  8. List of information technology initialisms - Wikipedia

    en.wikipedia.org/wiki/List_of_information...

    The table below lists information technology initialisms and acronyms in common and current usage. These acronyms are used to discuss LAN, internet, WAN, routing and switching protocols, and their applicable organizations. [1] [2] [3] The table contains only current, common, non-proprietary initialisms that are specific to information technology.

  9. Metamorphic code - Wikipedia

    en.wikipedia.org/wiki/Metamorphic_code

    Metamorphic code can also mean that a virus is capable of infecting executables from two or more different operating systems (such as Windows and Linux) or even different computer architectures. Often, the virus does this by carrying several viruses within itself. The beginning of the virus is then coded so that it translates to correct machine ...