When Are Nulls Used

question 13

Multiple Choice

When are nulls used?

• A) when a numeric value is zero
• B) when a character value is blank
• C) when a string contains a space
• D) when a value is inapplicable

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Definitions:

Improper Fractions

Fractions where the numerator is greater than or equal to the denominator, representing a value of one or more.

Lowest Terms

The simplest form of a fraction, where the numerator and the denominator are reduced to their smallest whole numbers.

Quarts

A unit of volume in the U.S. customary and the British imperial systems, equal to a quarter of a gallon, or approximately 0.946 liters.

Tint

A slight or faint shade of color or a small amount of a particular color added to something.