a) Disjointness
b) Uniqueness
c) Special
d) Relational
Answer: a
Explanation: For example, student entity can satisfy only one condition for the student type attribute; an entity can be either a graduate student or an undergraduate student, but cannot be both.
Related Posts
Empdt1(empcode, name, street, city, state, pincode).
For any pincode, there is only one city and state. Also, for given street, city and state, there is just one pincode. In normalization terms, empdt1 is a relation inWhich forms are based on the concept of functional dependency:
Which forms has a relation that possesses data about an individual entity:
Which forms simplifies and ensures that there are minimal data aggregates and repetitive groups:
Which is a bottom-up approach to database design that design by examining the relationship between attributes:
Functional Dependencies are the types of constraints that are based on______
Which-one ofthe following statements about normal forms is FALSE?
Join The Discussion