Question

18) What is the most appropriate matching between the following sets:
S1: {a: ER Model; b: Relational Model}
S2: {p: Record-based model ; q: Conceptual level model; r: High-level data model;
s: Representational level model)
a--p: b--q; a--r; b--s
a--p: b--q: a--s; b--
a--q; b-p; a--r; b--s
a--q; b--p: a--s; b--
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Answer 1

Answer:

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