Case Based Critical Thinking Questions Case 10-1 Maxwell Has Developed

question 64

Multiple Choice

Case Based Critical Thinking Questions Case 10-1 Maxwell has developed a Movies database. He presented his design to his class, and some of his listeners had questions. Here is one of the tables Maxwell showed to the audience. Referring to the figure above, Leon asks which of the following fields uses a Number data type. What field does Maxwell point to?

• A) Film Title
• B) Director
• C) MPAA
• D) Nominations

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Definitions:

Relay

An electrically operated switch that uses a small electrical current to control a larger circuit.

Iron

A chemical element used primarily as a base material in steel manufacturing, known for its durability and magnetic properties.

Permeability

In physics, it's a measure of the ability of a material to support the formation of a magnetic field within itself, symbolized by the Greek letter µ.

Magnetic Lines

Imaginary lines used in models and diagrams to represent the strength and direction of a magnetic field around a magnet or an electric current.