OOP Concepts: Abstraction and Inheritance
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Questions and Answers

What is the purpose of abstraction in object-oriented programming?

  • To include all features and explanations of an object
  • To represent essential features without including the explanations (correct)
  • To create multiple objects with similar properties
  • To operate on data without defining its type

    • What is the primary function of a class in object-oriented programming?

  • To define the object's properties and its operations (correct)
  • To operate on data without defining its type
  • To create multiple objects with similar properties
  • To include all features and explanations of an object

    • What is encapsulation in the context of object-oriented programming?

  • The ability of an object to take on multiple forms
  • The process of creating multiple objects with similar properties
  • The concept of hiding the implementation details and showing only the necessary information (correct)
  • The act of representing essential features without including the explanations

    • What is the purpose of inheritance in object-oriented programming?

    <p>To reuse code and add new features to an existing class</p> Signup and view all the answers

    What is an example of inheritance in object-oriented programming?

    <p>A dog is a part of the class 'mammal'</p> Signup and view all the answers

    What is polymorphism in object-oriented programming?

    <p>The ability of an object to take on multiple forms</p> Signup and view all the answers

    In object-oriented programming, what is the concept of hiding implementation details and showing only the necessary information to the outside world?

    <p>Encapsulation</p> Signup and view all the answers

    What is the primary addition to the C language that formed the basis of C++?

    <p>The class construct feature</p> Signup and view all the answers

    What is the process by which one object can acquire the properties of another object?

    <p>Inheritance</p> Signup and view all the answers

    What is the process of creating objects from classes?

    <p>Instantiation</p> Signup and view all the answers

    What is the concept of representing complex real-world objects using simpler objects?

    <p>Abstraction</p> Signup and view all the answers

    What is the term for objects that can take on multiple forms?

    <p>Polymorphic</p> Signup and view all the answers

    What is the primary purpose of a class in object-oriented programming?

    <p>To serve as a blueprint or plan for creating multiple objects</p> Signup and view all the answers

    What is encapsulation responsible for in object-oriented programming?

    <p>Hiding data fields and functions from other parts of the program</p> Signup and view all the answers

    What is the relationship between a class and its objects in object-oriented programming?

    <p>A class is a blueprint or plan for creating multiple objects</p> Signup and view all the answers

    What is the benefit of using classes in object-oriented programming?

    <p>It enables the creation of multiple objects with a uniform set of attributes and services</p> Signup and view all the answers

    What is the term for describing the concept of hiding data and functions from other parts of the program?

    <p>Encapsulation</p> Signup and view all the answers

    What is the purpose of an object's interface in object-oriented programming?

    <p>To allow other parts of the program to access an object's data</p> Signup and view all the answers

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