Digital data | Array data structure | Electronic Data Systems | Data General | Scapa Flow | Data East | data center | data | Control Data Corporation | Radio Data System | Automatic Data Processing | Protein Data Bank | data compression | Data | Data storage device | Data (Star Trek) | data mining | Nielsen Broadcast Data Systems | Mas Flow 2 | Mas Flow | Enhanced Data Rates for GSM Evolution | Data rate units | Data Protection Act 1998 | Data Encryption Standard | Data compression | Computer data storage | Word (data type) | Venn diagram | Payment Card Industry Data Security Standard | Nu Flow |
SA and SD were accompanied by notational methods including structure charts, data flow diagrams and data model diagrams, of which there were many variations, including those developed by Tom DeMarco, Ken Orr, Larry Constantine, Vaughn Frick, Ed Yourdon, Steven Ward, Peter Chen, and others.