Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
mainframe computer
|
| gptkbp:acquiredBy |
gptkb:Xerox
|
| gptkbp:architecture |
32-bit
|
| gptkbp:discontinued |
1970s
|
| https://www.w3.org/2000/01/rdf-schema#label |
SDS Sigma series
|
| gptkbp:introduced |
1966
|
| gptkbp:manufacturer |
gptkb:Scientific_Data_Systems
|
| gptkbp:marketedAs |
Xerox Sigma series
|
| gptkbp:notableFeature |
virtual memory (in later models)
multiprogramming support |
| gptkbp:notableInstitution |
gptkb:NASA_Ames_Research_Center
gptkb:Stanford_University gptkb:University_of_California,_Berkeley |
| gptkbp:notableModel |
gptkb:Sigma_7
Sigma 5 Sigma 9 |
| gptkbp:operatingSystem |
gptkb:CP-V
SDS Basic Control Monitor |
| gptkbp:successor |
Xerox Sigma series
|
| gptkbp:usedFor |
scientific computing
business data processing |
| gptkbp:bfsParent |
gptkb:Scientific_Data_Systems
|
| gptkbp:bfsLayer |
7
|