The Values of a Candidate Key of a Relation ____

question 36

Multiple Choice

The values of a candidate key of a relation ____.

• A) cannot be unique
• B) may be unique or non-unique
• C) must be unique
• D) must consist of a single attribute
• E) None of the above.

---

Definitions:

Indifference Curves

Visual diagrams in microeconomics that display the mix of two products which provide the same level of pleasure and usefulness to a purchaser.

Indifference Map

A set of indifference curves, each representing a different level of utility, that together show the preferences of a consumer.

Budget Constraint

outlines the combination of goods and services that a consumer can purchase given their income and the prices of those goods and services.