The Preferred Placement for a Foreign Key When Working with a 1:1

question 49

Multiple Choice

The preferred placement for a foreign key when working with a 1:1 relationship is to ____.

• A) use the same primary key for both entities
• B) create a bridge entity
• C) place a foreign key in one of the entities
• D) place a foreign key in both entities

---

Definitions:

Nonzero Probabilities

Probabilities that are greater than zero, indicating that an event has a chance of occurring.

Sample Space

The set of all possible outcomes or results in an experiment or a random trial.

Experimental Outcomes

The possible results that can occur from a planned experimental procedure, each outcome being a unique result of the experiment.

Tree Diagram

A graphical representation that helps in visualizing a multiple-step experiment.