Interactive computing

As a dialogue computer ( en.: interactive computer) in the 1970s and 1980s machines for data processing called, with which access for the first time several officers simultaneously, directly and interactively with a data file ( in the form of files and databases on disk drives ) and this by monitor workplace could work ("Information At Your Fingertips ").

This was an important addition to the formerly standard batch processing. When these requests on a data center or on machines mid-range systems such as Nixdorf 820 were given ( usually in the form of punched cards ) and processed there one after the other, often overnight, of this or mainframes as a System/360 originally.

Workstations

Bildschimarbeitsplätze or terminals were the interface between users and computers.

Emulates:

- 3270 accessible via an SNA network of IBM and still relevant today

- VT100

- VT220

- xtem