Free Test Polymorphism (Overload... – JAVA

Q1: What is polymorphism in Java?

A. Using many classes for one object B. Ability of one object to take many forms C. Storing many objects in a single array D. Creating multiple constructors

Q2: Which type of polymorphism is resolved at compile time?

A. Runtime polymorphism B. Method overriding C. Constructor chaining D. Method overloading

Q3: Which of the following supports runtime polymorphism?

A. Method overloading B. Method overriding C. Constructor overloading D. Static block

Q4: Can static methods be overridden?

A. Yes B. No C. Only in abstract classes D. Only with final keyword

Q5: Which annotation is used to indicate a method is being overridden?

A. @Overload B. @Override C. @Method D. @Inherited

Q6: Which concept allows multiple methods with the same name but different parameters?

A. Inheritance B. Overloading C. Overriding D. Abstraction

Q7: Can final methods be overridden?

A. Yes B. No C. Only by final classes D. Only if static

Q8: What must match for method overriding?

A. Only method name B. Only return type C. Method name and parameter list D. Method signature and return type

Q9: What is method hiding?

A. Overriding a private method B. Overriding a static method C. Overloading a constructor D. Extending a final class

Quiz for Polymorphism (Overloading & Overriding)