True or False

Quiz Guidelines



Given the following class definitions, the expression

(obj instanceof A) && ! (obj instanceof C) && ! (obj instanceof D)

correctly identifies whether the object referred to by obj was created by instantiating class B rather than classes A, C and D?

class A {}
class B extends A {}
class C extends B {}
class D extends C {}

Select 1 option

A. True
B. False

Q&A Set: 

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