Dialog computer

As interactive computing , (en .: interactive computer ) were in the 1970s and 1980s, machines of the data processing referred to, which for the first time several clerk , at the same time directly and interactively on a data file (in the form of files and databases access disk drives) and this per workstation edit ("Information At Your Fingertips").

Electronic data processing using the IBM System / 360 at the VW plant in Wolfsburg (1973)

For example, it was possible for the first time in a trading company

1. the goods sold are immediately mapped to the inventory so that the sellers could tell each customer whether an item is available or not;
2. At the same time, the dispatcher (buyer) had an overview of the inventory and was automatically informed about shortages.

This was an important addition to the batch processing that had been common up until then . In this case, inquiries were originally made to a data center or to medium-sized data technology machines such as Nixdorf 820 (mostly in the form of punch cards ) and processed there one after the other, often overnight, by these or mainframes such as a System / 360 .

The company SAP, founded in 1972, relied on the dialog via screen / keyboard at the workplace in "real time" and thus founded its success.

VDU workstations

Screen workstations or terminals were the interface between users and computers.

Emulates:

• 3270 accessible via an SNA network from IBM and still up to date today
• VT100
• VT220
• xterm

Individual evidence

1. ↑ "" Intelligence "in the workplace."  ( Page no longer available , search in web archives )  Info: The link was automatically marked as defective. Please check the link according to the instructions and then remove this notice. Computer week . Article issue 16, 1976.  
2. ^ "Heye FW Verlag KG, Munich: Dialog computer for batch-tired DV crew."  ( Page no longer available , search in web archives )  Info: The link was automatically marked as defective. Please check the link according to the instructions and then remove this notice. Computer week . Article issue 21, 1978.  
3. ↑ "Database system for dialog computers"  ( page no longer available , search in web archives )  Info: The link was automatically marked as defective. Please check the link according to the instructions and then remove this notice. Computer week . Article issue 47, 1978.  
4. ↑ "Bill-Gates-says-good-by-the-high-tech-stage in Las Vegas"
5. ↑ "Diasta on CTM in the steel trade."  ( Page no longer available , search in web archives )  Info: The link was automatically marked as defective. Please check the link according to the instructions and then remove this notice. Computer week . Article issue 43, 1980.