The control unit extracts information from a ... RAM (random access memory), also called the system memory, contains data that the computer is using. For example, when you open an application ...

In 1969, the IBM Schools Computer System Unit was developed. Though it never reached commercial release, ten were made, and they were deployed to pilot schools. One remained in use for almost a ...

In 1969, the IBM Schools Computer System Unit was developed. Though it never reached commercial release, ten were made, and they were deployed to pilot schools. One remained in use for almost a ...

So large that it had to be moved by forklift and transported by plane, the original 305 RAMAC computer system could be housed in a room of about 9×15 meters. The 350 disk storage unit itself measured ...