An Abstract Class

question 30

Multiple Choice

An abstract class

• A)has at least one method that is identified but not defined.
• B) is defined in each class in which it appears.
• C)has no constructor method.
• D)has at least one data member that is not referenced during processing.

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Definitions:

Hallucinogen

A substance causing hallucinations, perceptions of objects, or sensations with no reality, often used recreationally or in spiritual practices.

Marijuana

Marijuana is a psychoactive drug from the Cannabis plant used for medical or recreational purposes, known for its effects on mood, perception, and behavior.

LSD

A powerful hallucinogenic drug that alters perception, mood, and cognitive processes, known formally as lysergic acid diethylamide.

Barbiturates

A class of drugs historically used for their sedative, hypnotic, and anxiolytic properties, though now less common due to the risk of dependence and overdose.