Object Oriented Programming (CSOO-142) Course Details
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Questions and Answers

What is the main purpose of the 'super' keyword in Java?

  • To inherit properties from a subclass
  • To override a method in a subclass
  • To access variables, functions, and constructors of a superclass (correct)
  • To create an instance of an abstract class

    • What is the main difference between compile-time polymorphism and runtime polymorphism?

  • Compile-time polymorphism is used for abstraction, while runtime polymorphism is used for inheritance
  • Compile-time polymorphism is used for method overriding, while runtime polymorphism is used for method overloading
  • Compile-time polymorphism is used for method overloading, while runtime polymorphism is used for method overriding (correct)
  • Compile-time polymorphism is used for inheritance, while runtime polymorphism is used for abstraction

    • What is the term for a class that cannot be instantiated?

  • Static class
  • Nested class
  • Abstract class (correct)
  • Concrete class

    • What is the purpose of a constructor in Java?

    <p>To initialize an object</p> Signup and view all the answers

    What is the term for the process of hiding the implementation details of an object from the outside world?

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

    What is the term for the creation of objects without a specific identifier?

    <p>Anonymous object</p> Signup and view all the answers

    What is the primary topic of discussion in Chapter 9?

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

    What is the primary topic of discussion in Chapter 10?

    <p>Graphical User Interface Components</p> Signup and view all the answers

    What is the primary topic of discussion in Chapter 26?

    <p>File Handling</p> Signup and view all the answers

    What is the primary topic of discussion in Chapter 12?

    <p>Creating a Window Program</p> Signup and view all the answers

    What is the primary topic of discussion in Chapter 8?

    <p>Packages, Access Protection, and Importing</p> Signup and view all the answers

    What is the primary topic of discussion in Chapter 23?

    <p>Working with Graphics and Layout Managers</p> Signup and view all the answers

    What is the key advantage of object-oriented design?

    <p>Better code reusability</p> Signup and view all the answers

    Which OOP concept refers to the bundling of data and the methods that operate on that data?

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

    What determines the initial state of an object when it is created?

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

    Which feature of OOP emphasizes the ability to define multiple functions with the same name?

    <p>Function overloading</p> Signup and view all the answers

    Which OOP concept allows a class to inherit attributes and methods from another class?

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

    Which OOP feature allows you to create templates for functions or classes with generic data types?

    <p>Standard template library</p> Signup and view all the answers

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