What Happens to the Size (Number of Records) of the Open

question 86

Multiple Choice

What happens to the size (number of records) of the open customer invoice file when it is updated to reflect the customer's payment of an outstanding invoice?

• A) Cannot be determined
• B) Remains the same
• C) Decreases
• D) Increases

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Definitions:

System of Equations

A set of two or more equations with the same variables, which are solved together.

Method of Substitution

A method involving the resolution of equation systems through isolating a variable in one equation and then inserting that solution into another equation.

System of Equations

A set of equations with the same variables, where the solution must satisfy all equations simultaneously.

Hyperbola

A type of smooth curve lying in a plane, consisting of two branches, which are mirror images of each other, and which open away from each other.