In the java language answer true or false to the following: An interface referen

Question

In the java language answer true or false to the following:

An interface reference can refer to any object of any class that implements the interface.

An interface can be used to declare the type of an object.

A polymorphic refrence can refer to different types of objects over time.

All objects have the methods of class Object.

Which of the following are allowed in java?

A class that inherits from one class and implements one interface

A class that implements two interfaces

A class that inherits from two classes.

Explanation / Answer

True

False

True

True

Allowed

Allowed

Not Allowed

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