Inheritance and Polymorphism in Ruby MCQ question and answer with solution

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Learn Inheritance and Polymorphism in Ruby MCQ Questions and answers with easy and logical explanations in Ruby Programming. Inheritance and Polymorphism in Ruby MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-4 section-1

What is the significance of using the super keyword in a Ruby class?

A) It initializes a superclass object B) It returns the superclass C) It calls the same method in the superclass D) It calls the same method in the subclass

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following statements best describes the purpose of the attr_accessor method in Ruby classes?

A) It defines only a reader method for class attributes B) It defines only a writer method for class attributes C) It defines constructor methods for class attributes D) It defines both reader and writer methods for class attributes

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What is the main advantage of using Object-Oriented Programming (OOP) principles?

A) Modularity and reusability B) Improved performance C) Simplicity and ease of use D) Reduced memory usage

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Answer & Solution

Answer: Option A

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What does the term "abstraction" mean in Object-Oriented Programming?

A) It defines class methods B) It restricts access to public methods C) It exposes all the implementation details D) It hides the complex implementation details and only shows the necessary features

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Inheritance and Polymorphism in Ruby MCQ question and answer with solution | Ruby Programming MCQs