Solved

Why Do Relational Databases Use Primary Keys and Foreign Keys

Question 101

Multiple Choice

Why do relational databases use primary keys and foreign keys?

A) to create an entity
B) to create physical relationships
C) to create logical relationships
D) to create an attribute

Related Questions

Q8: Web mining analysis describes technologies that allow

Q22: Complete information asks if there is an

Q96: Which of the following forms of data

Q97: The primary purpose of a data warehouse

Q98: If a manager identifies numerous information integrity

Q100: Which of the following lists include all

Q103: In terms of big data what is

Q104: Which of the following is a problem

Q106: What is information redundancy?<br>A)duplication of data<br>B)storing the

Q192: Transactional information is used when performing operational