Computer Science · Database Management System
निम्नलिखित में से किस डेटाबेस मॉडल में पैरेंट-चाइल्ड (parent-child) संबंध संरचना पाई जाती है? A. पदानुक्रमित डेटाबेस (Hierarchical databases) B. नेटवर्क डेटाबेस (Network databases) C. रिलेशनल डेटाबेस (Relational databases)
- 1A, B और C सभी
- 2केवल B और C
- 3केवल A और C
- 4केवल A और B✓
सही उत्तर देखें
केवल A और B
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