Contains instruction in pc ideas, info techniques, networking, working programs, computer hardware, the Internet, software program functions, help desk concepts and downside fixing, and principles of customer service. The Johnniac computer is one of 17 computers that adopted the basic design of Princeton’s Institute of Advanced Examine (IAS) pc. It was named after John von Neumann, a world famous mathematician and laptop pioneer of the day. Johnniac was used for scientific and engineering calculations. It was also repeatedly expanded and improved all through its thirteen-year lifespan. Many modern programs had been created for Johnniac, including the time-sharing system JOSS that allowed many users to simultaneously entry the machine.