Given the abstract class A, class C and interface IN, which of the following class declarations are accepted? [closed] solved Given the abstract class A, class C and interface IN, which of the following class declarations are accepted? [closed]
Does Java 8 specification allow to use interface reference type variable on objects that don’t use the implements keyword explicitly? [closed] solved Does Java 8 specification allow to use interface reference type variable on objects that don’t use the implements keyword explicitly? [closed]
See “What is an Interface?” http://docs.oracle.com/javase/tutorial/java/concepts/interface.html This will hopefully get you started with the basics you’re looking for. The start of the implementation would look something like the following… class Politician implements Speaker { public void speak() { // Method implementation } public void announce (String str) { // Method implementation } } class Lecturer … Read more