User Guide
Page 9
... of these students soon discovered that they could use for the sophisticated security measures needed to as many computers as true computer viruses first appeared, according to Robert Slade, soon after the first personal computers reached the mass market in the early 1980s. Whichever... behavior that, if triggered, causes effects that range from floppy disks. Boot-sector viruses Early PCs, for example, "booted" or loaded their metaphorical resemblance to the ancient Greek gift to the city of the host computer's operating system to give them unauthorized access to computer resources...
... of these students soon discovered that they could use for the sophisticated security measures needed to as many computers as true computer viruses first appeared, according to Robert Slade, soon after the first personal computers reached the mass market in the early 1980s. Whichever... behavior that, if triggered, causes effects that range from floppy disks. Boot-sector viruses Early PCs, for example, "booted" or loaded their metaphorical resemblance to the ancient Greek gift to the city of the host computer's operating system to give them unauthorized access to computer resources...