GATE Computer Science (CS) 2022 Shift 1 Solved Paper

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Question : 14 of 65

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In a relational data model, which one of the following statements is TRUE?

A relation with only two attributes is always in BCNF.
If all attributes of a relation are prime attributes, then the relation is in BCNF.
Every relation has at least one non-prime attribute
BCNF decompositions preserve functional dependencies.

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