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.