Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:personal_computer
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:deployment |
Zellerbach Paper Company, San Francisco
|
| gptkbp:diameter |
24 inches
|
| gptkbp:diskRotationSpeed |
1200 rpm
|
| gptkbp:firstCommercialComputerWith |
gptkb:personal_computer
|
| https://www.w3.org/2000/01/rdf-schema#label |
IBM 305 RAMAC
|
| gptkbp:input |
punch cards
|
| gptkbp:introduced |
1956
|
| gptkbp:mainStorage |
gptkb:IBM_350_Disk_Storage_Unit
|
| gptkbp:manufacturer |
gptkb:IBM
|
| gptkbp:notableFor |
first computer with a moving-head hard disk drive
|
| gptkbp:operatingSystem |
none (used custom software)
|
| gptkbp:output |
gptkb:print
|
| gptkbp:processor |
vacuum tube based
|
| gptkbp:retired |
1961
|
| gptkbp:storage |
5 megabytes
|
| gptkbp:successor |
gptkb:IBM_1401
|
| gptkbp:totalProduced |
over 1,000 units
|
| gptkbp:usedFor |
business data processing
|
| gptkbp:weight |
over 1 ton
|
| gptkbp:bfsParent |
gptkb:mainframe_computer
|
| gptkbp:bfsLayer |
5
|