Which of the following is a correct interface

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Reference no: EM132217592

Which of the following is a correct interface?

interface A { void print() { }; }

abstract interface A { print(); }

abstract interface A { abstract void print() { };}

interface A { void print();}

Suppose A is an interface, B is a concrete class with a default constructor that implements A.

Which of the following is correct?

A a = new A();

A a = new B();

B b = new A();

B b = new B();

Reference no: EM132217592

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