Question

State whether the following statements are true or false:
a. A table can have more than one primary keys.
b. A relation can have more than one foreign keys.
c. By normalization we combine all the data into one big table.
d. Conceptual data model and logical data model are the same.
e. In the physical data model we specify the data types of the attributes.

Answer 1

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Explanation:

a a table can have only one primary key

1) false