In Java 1. Can you have a variable of an interface type? Can you have a parameter of an interface type? 2. Can an abstract class ever implement an interface?
In Java 1. Can you have a variable of an interface type? Can you have a parameter of an interface type? 2. Can an abstract class ever implement an interface?
Chapter10: Introduction To Inheritance
Section: Chapter Questions
Problem 19RQ
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In Java
1. Can you have a variable of an interface type? Can you have a parameter of an interface type?
2. Can an abstract class ever implement an interface?
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