What will be the output of the given code snippet? class A {} class B : A {} class CheckCast { static void Main() { A a = new A(); B b = new B(); b = a as B; b = null; if(b==null) Console.WriteLine("The cast in b = (B) a is NOT allowed."); else Console.WriteLine("The cast in b = (B) a is allowed"); } }

Question

What will be the output of the given code snippet?  class A {} class B : A {} class CheckCast { static void Main() { A a = new A(); B b = new B(); b = a as B; b = null; if(b==null) Console.WriteLine("The cast in b = (B) a is NOT allowed."); else Console.WriteLine("The cast in b = (B) a is allowed"); } }

TuteeHUB · Accepted Answer

The cast in b = (B) a is allowed

TuteeHUB · Answer

Run time error

TuteeHUB · Answer

The cast in b = (B) a is NOT allowed

TuteeHUB · Answer

Compile time error

1.	What will be the output of the given code snippet? `class A {} class B : A {} class CheckCast { static void Main() { A a = new A(); B b = new B(); b = a as B; b = null; if(b==null) Console.WriteLine("The cast in b = (B) a is NOT allowed."); else Console.WriteLine("The cast in b = (B) a is allowed"); } }`
A.	Run time error
B.	The cast in b = (B) a is NOT allowed
C.	The cast in b = (B) a is allowed
D.	Compile time error
Answer» C. The cast in b = (B) a is allowed

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