Returning References to Non-Const, Private Data

question 14

Multiple Choice

Returning references to non-const, private data:

• A) Allows private functions to be modified.
• B) Is only dangerous if the binary scope resolution operator (::) is used in the function prototype.
• C) Allows private member variables to be modified, thus "breaking encapsulation."
• D) Results in a compiler error.

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Definitions:

Scatterplot

Graphical display of paired scores on two variables measured at the interval or ratio level of measurement.

Variables

Attributes, characteristics, or conditions that can change or vary within or across subjects in a study.

Prediction

An educated guess about future events based on current knowledge, data, or trends.

Predictor Variables

Variables that are used in statistical models to predict or explain variations in another variable, often the dependent variable.