TABLE 2-1 The Manager of the Customer Service Division of a Major

question 229

Multiple Choice

TABLE 2-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a DVD player made by the company over the past 12 months are satisfied with their products.
-Referring to Table 2-1, the possible responses to the question "What is your annual income rounded to the nearest thousands?" result in

• A) a nominal scale variable.
• B) an ordinal scale variable.
• C) an interval scale variable.
• D) a ratio scale variable.

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Definitions:

Derived Classes

Classes that extend the functionality of an existing class (the base class) by inheriting its properties and methods, potentially overriding some of them with new implementations.

Copy Constructor

A constructor in object-oriented programming that initializes an object using another object of the same class.

Limitations

Constraints or restrictions that limit the scope or functionality of something.

Downcasting

Converting a reference of a parent class to a reference of a child class, requiring explicit type-casting in languages like Java.