Assigning a Derived Class Reference to a Base Class Variable

question 62

Multiple Choice

Assigning a derived class reference to a base class variable is safe:

• A)because the derived class has an object of its base class.
• B)because the derived class is an object of its base class.
• C)only when the base class is abstract.
• D)only when the base class is concrete.

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Definitions:

Defence Mechanism

Unconscious psychological strategies brought into play by various entities to cope with reality and to maintain self-image.

Rationalization

The process of providing a logical, plausible, and socially acceptable explanation for behaviors that might otherwise be perceived as irrational.

Defence Mechanism

Psychological strategies brought into play by individuals, groups, or even nations to cope with reality and maintain self-image.

Identification

The process of recognizing and acknowledging something or someone as being a specific person or thing.