Multiple Choice Question

Quiz Guidelines

 

Submitted by heartin on Sun, 09/13/2015 - 05:29
QID: 
34
Type: 
Multiple Choice Question
Category: 
Java Programmer I
Tags: 
inheritance
rtti
Validated against: 
java8
Question: 

Given

class TestClass{

public static void main(String[] args){

A a = new A();

B b = new B();

};

}

class A implements T1, T2{}

class B extends A implements T1{}

interface T1 { }

interface T2 { }

Select 4 options

A. (a instanceof T1) will return true.

B. (a instanceof T2) will return true.

C. (b instanceof T1) will return true.

D. (b instanceof T2) will return true.

E. (b instanceof A) will return false.

Reference: 

http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html#isInstance(java.lang.Object)

Q&A Set: 
Set X