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1960s languages
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Early Cold War
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Second generation
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Explore languages for 1960 and On-Line
DAC
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1960
↓
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⊕
On-Line
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Arithmetic
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United States
Initial Culler system
The Oracle
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1960
↓
↑
⊕
On-Line
⊕
Ad hoc query languages
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United States
Early QA system