Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:personal_computer
electromechanical computer |
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:designer |
gptkb:Howard_Aiken
|
| gptkbp:developedBy |
gptkb:Harvard_University
|
| https://www.w3.org/2000/01/rdf-schema#label |
Harvard Mark IV
|
| gptkbp:input |
punched cards
|
| gptkbp:location |
gptkb:Harvard_University
|
| gptkbp:memoryType |
magnetic drum memory
|
| gptkbp:notableFeature |
first Harvard computer to use magnetic drum memory
fully electronic design |
| gptkbp:output |
punched cards
|
| gptkbp:predecessor |
gptkb:Harvard_Mark_III
|
| gptkbp:successor |
gptkb:Harvard_Mark_V
|
| gptkbp:technology |
electronic
|
| gptkbp:usedFor |
scientific calculations
|
| gptkbp:yearCompleted |
1952
|
| gptkbp:bfsParent |
gptkb:Harvard_Mark_I
|
| gptkbp:bfsLayer |
5
|