Database Concepts Ques 50

Question: A relation (from the relational database model) consists of a set of tuples, which implies that

Options:

A) Relational model supports multi-valued attributes whose values can be represented in sets.

B) For any two tuples, the values associated with all of their attributes may be the same.

C) For any two tuples, the value associated with one or more of their attributes must differ.

D) All tuples in particular relation may have different attributes.

E) None of these

Show Answer

Answer:

Correct Answer: C

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