FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Brain, the first PC virus, began infecting 5.2” floppy disks in 1986. As Securelist reports, it was the work of two brothers, Basit and Amjad Farooq Alvi, who ran a computer store in Pakistan.

Detailed explanation-2: -Elk Cloner (1982) – The first computer virus (Apple II) The first computer virus, called “Elk Cloner, ” was an Apple II virus created as a prank by Richard Skrenta while he was in high school in 1982. It attached itself to the Apple DOS 3.3 operating system and spread by floppy disk.

Detailed explanation-3: -Viruses can increase their chances of spreading to other computers by infecting files on a network file system or a file system that is accessed by other computers. Macro viruses have become common since the mid-1990s.

Detailed explanation-4: -The last significant event of 1987 was the appearance of the encrypted Cascade virus, which was named after part of its payload. Once the virus was activated, the symbols on the screen cascaded down to the bottom line (see cascade. bmp). The virus consisted of two parts – the virus body and an encryption routine.

Detailed explanation-5: -1981-The “Elk Cloner” for the Apple II Systems was created by Richard Skrenta. It infected the Apple DOS 3.3 and spread to other computers by floppy disk transfer. The “Elk Virus” was responsible for being the first computer virus to cause a massive outbreak ever in history.