Author Question: Saying that two entities are functionally dependent means that ________. A) the entities are ... (Read 237 times)

mspears3 · **on:** Jul 7, 2018

Saying that two entities are functionally dependent means that ________.

A) the entities are always connected by a mathematical equation
B) for one of the entities, if we are given the value of that entity, we can determine the value of one other entity
C) for both of the entities, if we are given the value of one entity, we can determine the value of the other entity
D) the functional dependency will have to be removed through normalization

Question 2

Database professionals use ________ as specific data sources for studies and analyses.

A) data marts
B) normalization
C) data models
D) entity-relationship data modeling