A collection of concepts that can be used to describe the structure of database and provides the necessary means to achieve this abstraction :
कन्सेप्ट्स का वह संग्रह जिसका उपयोग डेटाबेस की संरचना के वर्णन के लिए एवं एब्सट्रेक्शन प्राप्त करने के लिये किया जाता है :
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Correct answer: A. Data Modelडेटा मॉडल
Explanation
A data model is a set of concepts for describing the structure of a database (types, relationships, constraints) and gives data abstraction.
डेटा मॉडल डेटाबेस की संरचना (डेटा टाइप, संबंध, शर्तें) बताने वाली अवधारणाओं का समूह है।
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