Multiple Choice Question

Quiz Guidelines

 

QID: 
544
Question: 

Given that SomeException is a checked exception, consider the following code:

//in file A.java
public class A{ 
   protected void m() throws SomeException{} 
}

//in file B.java
public class B extends A{ 
   public void m(){ } 
}

//in file TestClass.java
public class TestClass{
   public static void main(String[] args){
      // insert code here. // 1
   }
}

Which of the following options can be inserted at //1?

Select 1 option

A. B b =  new A();
b.m();
B. A a = new B();
a.m();
C. A a = new B();
( ( B) a ).m(); 
D. Object o = new B();
o.m();
E. None of these.

Q&A Set: 

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