If STUDENT and COURSE participate in a relationship, this is an ...

[s.tung]

If STUDENT and COURSE participate in a relationship, this is an example of a(n):
 
  A) unary relationship.
  B) coupled relationship.
  C) binary relationship.
  D) ternary relationship.
  E) extraordinary relationship.

Question 2

Having a level-1 diagram with no level-0 diagram is an example of a:
 
  A) violation of completeness.
  B) violation of consistency.
  C) balancing error.
  D) structuring violation.
  E) cohesion error.

[laurnthompson]

Answer to Question 1

C
Explanation: C) A binary relationship is the most common relationship in ERD.
CL

Answer to Question 2

B
Explanation: B) A level-0 diagram is necessary to establish the foundation for creating a level-2 diagram.
CL

[s.tung]

Excellent

[milbourne11]

TYSM