________ is a component of the relational data model included to ...

[Mr.Thesaxman]

________ is a component of the relational data model included to specify business rules to maintain the integrity of data when they are manipulated.
 
  A) Business rule constraint
  B) Data integrity
  C) Business integrity
  D) Data structure

Question 2

The traditional methodology used to develop, maintain and replace information systems is called the:
 
  A) Enterprise Resource Model.
  B) Systems Development Life Cycle.
  C) Unified Model.
  D) Systems Deployment Life Cycle.

[peter]

Answer to Question 1

B

Answer to Question 2

B