Virus and spyware definitions are files that act like an encyclopedia of known malicious software, including viruses, spyware, and other potentially unwanted software.
Highly accurate DNA parental testing became available in the 1980s with the development of RFLP. In the 1990s, PCR, developed in 1983, became the standard method for DNA parental testing. A simpler, faster, and more accurate method of testing than RFLP, it has an exclusion rate of 99.99% or higher.
Report Abuse. it hasent been around that long, the internet itself was made publicly available in the early 1990's, prior to that, the internet (IP communication) was only available to the military. Scooby Â· 6 years ago. Thumbs up.