WebNov 11, 2024 · Macro Virus: These viruses are activated when a program capable of performing a macro is executed. Macro viruses, for example, can be found in spreadsheet files. Multipartite Virus: This virus has the power to infect a computer’s boot sector, memory, and files, among other areas. This complicates its detection and containment. WebWhat does boot sector virus actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.
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WebA boot sector virus, also known as an MBR virus, DBR virus, or a boot infector, is a type of virus that explicitly targets and contaminates a specific physical segment containing essential information of the computer required to properly run the operating system for start-ups and to operate initial functions. WebThe Michelangelo virus is a computer virus first discovered on 4 February 1991 in Australia. [1] The virus was designed to infect DOS systems, but did not engage the operating system or make any OS calls. Michelangelo, like all boot sector viruses, operated at the BIOS level. Each year, the virus remained dormant until March 6, the … the observant wife
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Webhybrid virus (multi-part or multipartite virus): A hybrid virus (sometimes called a multi-part or multipartite virus) is one that combines characteristics of more than one type to infect both program files and system sectors. The virus may attack at either level and proceed to infect the other once it has established itself. Hybrid viruses can ... WebDefine Program Virus. Answer. ... For example- boot sector virus, program virus, macro virus, stealth virus. Question 3. Name the different sources of virus from which it may enter to a computer system. Answer. The different sources of virus are: A virus infected storage media viz. Compact Disc (CD), Digital Versatile Disc (DVD), pen drive, etc. WebBoot sector viruses can also be a little bit challenging to remove, because when you’re in your operating system, you may not have direct access to the boot sector. So very often year after boot your machine up with a special disk or use a special program that can get access to the boot sector to be able to remove that particular kind of virus. the observability stack