Which of the Following Is True About Interface Types and Abstract

question 50

Multiple Choice

Which of the following is true about interface types and abstract classes?

• A)An interface type cannot be instantiated whereas an abstract class can.
• B)An interface type cannot have instance variables whereas an abstract class can.
• C)An abstract class can provide method implementation whereas an interface type cannot.
• D)An interface type cannot have constants whereas an abstract class can.

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Definitions:

Collective Unconscious

A term by Carl Jung referring to the part of the unconscious mind which is derived from ancestral memory and experience and is common to all humankind.

Displacement

Moving a troubling impulse onto a different, less threatening object.

Sparring

A form of training common in many combat sports where participants fight each other without intending to cause significant harm.

Projection

A defense mechanism where individuals attribute their own unacceptable thoughts, feelings, and motives to another person.