In a recursive relationship, which of the following is true of ...

[shofmannx20]

In a recursive relationship, which of the following is true of the entity involved?
 
  A) The entity is neither the parent nor the child.
  B) The entity is both the parent and the child.
  C) The entity is the child, but not the parent.
  D) The entity is the parent, but not the child.

Question 2

Customer's phone number does not satisfy which of the following primary key desired
  properties?
 
  A) Nonupdateable B) Minimal
  C) Non-null D) Unique

[Ashley I]

Answer to Question 1

B

Answer to Question 2

A