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What are the three levels of data abstraction?
Questioner:Charlotte Wilson 2023-05-05 12:38:36
The most authoritative answer in 2024
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Noah Lee——Works at the International Energy Agency, Lives in Paris, France.
The are three levels of abstraction are as follows:Physical level: The lowest level of abstraction describes how data are stored.Logical level: The next higher level of abstraction, describes what data are stored in database and what relationship among those data.More items...
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