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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Understand subtype polymorphism in C++/Java

Choose difficulty:

Beginner

Intermediate

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1.Which of the following is NOT a type of Polymorphism?

a: Coercion Explanation

Explanation

b: Overloading Explanation

Explanation

c: Polymorphism does not have any types Explanation

Explanation

d: Subtype Explanation

Explanation

2.Which type of Polymorphism is used for Generics in Java?

a: Coercion Explanation

Explanation

b: Overloading Explanation

Explanation

c: Parametric Explanation

Explanation

d: Subtype Explanation

Explanation

3.What is the term used for converting a subtype to one of its supertypes?

a: Casting Explanation

Explanation

b: Widening Explanation

Explanation

c: Upcasting Explanation

Explanation

d: Downcasting Explanation

Explanation

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