History of Object-Oriented Programming
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Questions and Answers

Which programming language is considered a pure object-oriented programming language?

  • C++
  • C
  • Java (correct)
  • Fortran

    • In which decade was the first high-level language (Fortran) invented?

  • 1980s
  • 1970s
  • 1950s (correct)
  • 1960s

    • Which programming language introduced the concept of structured programming?

  • Pascal
  • C++
  • Algol (correct)
  • Fortran

    • What is the main characteristic of structured programming?

    <p>Breaking programs into smaller parts</p> Signup and view all the answers

    Which programming language was invented in the early 1980s and supports object-oriented programming?

    <p>C++</p> Signup and view all the answers

    Object-oriented programming is a new way of programming.

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

    Fortran was the first high-level language invented in the 1950s.

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

    C++ is a structured language that supports object-oriented programming.

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

    Java is not a pure object-oriented programming language.

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

    Structured programming relies on control structures, code blocks, procedures or functions.

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

    What will be the output of the following Java program?

    <p>Point Cons: [0, 0]; Circle Cons: Center= [0, 0; Radius= 4.0]; Circle finalize: Center= [0, 0; Radius= 4.0]; Point finalize: [0, 0]</p> Signup and view all the answers

    What is the purpose of the 'toString' method in the Circle class?

    <p>To convert the Circle object to a string representation</p> Signup and view all the answers

    What is the significance of using the 'super.finalize()' statement in the Circle class?

    <p>It calls the finalize method of the Point class after executing the finalize method of the Circle class</p> Signup and view all the answers

    What will be the output of calling 'new Point(3, 5)' in the Test class's main method?

    <p>Point Cons: [3, 5]</p> Signup and view all the answers

    What does the keyword 'super' signify in Java?

    <p>It refers to an instance of the superclass</p> Signup and view all the answers

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