Computer Science · Database Management Systems
ऐतिहासिक रूप से निम्नलिखित में से कौन सा सबसे पुराना डेटाबेस मॉडल है?
- 1निगमनात्मक मॉडल (Deductive model)
- 2रिलेशनल मॉडल (Relational model)
- 3ऑब्जेक्ट-ओरिएंटेड मॉडल (Object-oriented model)
- 4पदानुक्रमित मॉडल (Hierarchical model)✓
सही उत्तर देखें
पदानुक्रमित मॉडल (Hierarchical model)
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