An identity is a class of persons, places, objects, events, or concepts about which we need to capture and store data.
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Q1: Data modeling is a technique for defining
Q2: Data modeling is a technique for organizing
Q3: Data modeling is sometimes called database modeling
Q4: An entity is something about which the
Q5: An entity is a class of persons,
Q7: An entity existence is a single occurrence
Q8: An attribute is a descriptive property or
Q9: A compound attribute is one that actually
Q10: A compound attribute is an attribute that
Q11: The data type of an attribute defines
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