<span>Yes, provided that this information is relevant to the firm’s decisions.
By collecting the data about customers' needs and preference, a company could determine a strategy to obtain more customers in the future (through advertising or creating more suitable products by using the information taken from the customers). </span>
Answer:
The answer is option A) Attributes of different entities should not be mixed in the same relation.
Explanation:
A tuple is a set of attribute values in which no two distinct elements have the same name. Thus, in some accounts, a tuple is described as a function mapping names to values.
An attribute value is an attribute name paired with an element of that attribute's domain.
Informally, each tuple in a relation should represent one entity or relationship instance.
Therefore, attributes of different entities should not be mixed in the same relation.
Answer:
hey aleks.
Explanation:
Look you know how you people ask if youre fine and youre not fine but you say your fine but they wont understan-
sorry depressing mode took of me!
OK WHERE WERE WE.....zzzzzzzz
ZZZZZZZZZzzzzzzZZ
