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Questions and Answers

What access modifier allows a method or data type to be accessed by related objects?

  • Private
  • Public
  • Internal
  • Protected (correct)

    • What is a common misconception about C++ programmers?

  • They typically come from a background in Java programming.
  • They have a thorough understanding of object-oriented concepts.
  • They exclusively write complex object-oriented programs.
  • They often use C syntax only, ignoring C++ features. (correct)

    • What is the purpose of methods in a class?

  • To manage memory allocation for objects
  • To implement the required behavior of a class (correct)
  • To define the attributes of an object
  • To encapsulate data

    • Why is it important to learn fundamental object-oriented concepts before diving into programming languages?

    <p>It helps avoid confusion with incomplete knowledge of OO features.</p> Signup and view all the answers

    Which statement is true regarding internal behaviors of a class?

    <p>They are private methods not accessible by other objects</p> Signup and view all the answers

    Which programming language was designed as an extension to standard ANSI C?

    <p>Objective-C</p> Signup and view all the answers

    Which of the following methods would allow an object to inspect an attribute's value?

    <p>getAddress()</p> Signup and view all the answers

    What major change has occurred in technology since the first edition was published in 1999?

    <p>Technologies like XML and JSON have become widely adopted.</p> Signup and view all the answers

    What happens when Object A invokes a method of Object B?

    <p>Object A is sending a message to Object B</p> Signup and view all the answers

    What is the term given to the principles that encompass the design methodology discussed in the book?

    <p>SOLID Principles</p> Signup and view all the answers

    What characteristic defines early versions of Visual Basic?

    <p>They do not utilize any object-oriented features.</p> Signup and view all the answers

    Which code snippet demonstrates the retrieval of an object's attribute value?

    <p>name = p.getName();</p> Signup and view all the answers

    Which principle in SOLID is represented by the initials SRP?

    <p>Single Responsibility Principle</p> Signup and view all the answers

    What is a potential risk of using only basic object-oriented features in programming?

    <p>It may confuse OO and non-OO programmers.</p> Signup and view all the answers

    What is the primary benefit of using UML class diagrams in software design?

    <p>To visualize relationships and attributes in class design</p> Signup and view all the answers

    Which language is primarily associated with mobile development for iOS devices?

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

    How should access to an object's attributes be controlled?

    <p>By using public methods to access them</p> Signup and view all the answers

    What does the author indicate about object-oriented programming (OOP) as a development paradigm?

    <p>It is part of a larger toolkit for developers.</p> Signup and view all the answers

    Which programming language is known for its backward compatibility with C?

    <p>Objective-C</p> Signup and view all the answers

    When was the first edition of the book published?

    <p>1999</p> Signup and view all the answers

    What is the significance of the last three chapters in the book?

    <p>They build on classical principles and discuss design methodology.</p> Signup and view all the answers

    Which programming languages are mentioned as having been influential before the rise of true object-oriented languages?

    <p>COBOL and FORTRAN</p> Signup and view all the answers

    What major change occurred between the timeframe of the first and second editions of the book?

    <p>The establishment of several new object-oriented languages.</p> Signup and view all the answers

    What does the acronym OCP stand for in the context of SOLID principles?

    <p>Open/Close Principle</p> Signup and view all the answers

    What primarily defines the relationship between a toaster and the power supply?

    <p>The cord's compliance with outlet specifications.</p> Signup and view all the answers

    In the context of the Square class, what does the public method getSquare represent?

    <p>The interface for obtaining the square value.</p> Signup and view all the answers

    What is the visibility level of the calculateSquare method within the IntSquare class?

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

    What happens if the implementation of the squaring function changes?

    <p>No changes are needed to the interface.</p> Signup and view all the answers

    Which of the following statements accurately reflects the encapsulation principle demonstrated in the IntSquare class?

    <p>Only certain methods are exposed to users.</p> Signup and view all the answers

    What is the significance of the private attribute squareValue in the IntSquare class?

    <p>It is hidden from users to prevent direct access.</p> Signup and view all the answers

    What does the '+' and '-' signify in the class diagram of the Square class?

    <p>Symbolizes public and private access respectively.</p> Signup and view all the answers

    Why is it important for appliances like the toaster to conform to interface specifications?

    <p>To ensure compatibility with various types of power plants.</p> Signup and view all the answers

    What is essential for both the user and the implementation regarding an interface?

    <p>Both must conform to the interface specification.</p> Signup and view all the answers

    What type of change requires users to adjust their behavior?

    <p>Fundamental interface changes like an area code change</p> Signup and view all the answers

    Which requirement is NOT mentioned for the database reader?

    <p>Change the area code in the database</p> Signup and view all the answers

    What aspect of interface technology does the cell phone analogy illustrate?

    <p>Changes in implementation don't affect user experience, provided the interface remains consistent.</p> Signup and view all the answers

    Which statement about the toaster example is correct?

    <p>The interface remains stable despite changes in energy sources.</p> Signup and view all the answers

    Why do businesses minimize fundamental interface changes?

    <p>To reduce customer dissatisfaction and confusion</p> Signup and view all the answers

    What is highlighted as important when designing any kind of interface?

    <p>Factoring in user preferences and requirements</p> Signup and view all the answers

    In the context of different power plants, what aspect is critical for correct functioning?

    <p>Both power plants must comply with the interface specifications.</p> Signup and view all the answers

    What happens to user application code when a change is made in the DataBaseReader class?

    <p>User application code does not need to change.</p> Signup and view all the answers

    Which of the following describes the key difference between dynamically loaded classes and statically linked classes?

    <p>Statically linked classes become part of the executable file.</p> Signup and view all the answers

    What is a major benefit of designing abstract user interfaces in object-oriented programming?

    <p>They promote code reuse and flexibility.</p> Signup and view all the answers

    Which statement about concrete interfaces is true?

    <p>Concrete interfaces are very specific and may not be reusable.</p> Signup and view all the answers

    How does the taxi interface illustrate the concept of abstract versus concrete interfaces?

    <p>It demonstrates that users find abstract interfaces more intuitive.</p> Signup and view all the answers

    What is one potential drawback of creating highly abstract interfaces?

    <p>They can complicate the implementation of specific functionalities.</p> Signup and view all the answers

    Which of the following statements is NOT a characteristic of abstract interfaces?

    <p>They require less initial design effort.</p> Signup and view all the answers

    In terms of object-oriented design, what is one key goal when creating user interfaces?

    <p>To ensure that implementations are transparent to users.</p> Signup and view all the answers

    Study Notes

    Book Title

    • The Object-Oriented Thought Process (Fifth Edition)
    • Author: Matt Weisfeld
    • Publisher: Addison-Wesley

    Book Details

    • ISBN-13: 978-0-13-518196-6
    • ISBN-10: 0-13-518196-8
    • Fifth edition, published in 2019

    Additional Information

    • Many designations used by manufacturers and sellers are trademarks.
    • No express or implied warranty of any kind is made by the author or publisher.
    • No liability assumed for errors or omissions.
    • Available in bulk quantities and specialized versions (e.g., custom covers).
    • Contact details for corporate sales, government sales, and international inquiries.
    • Copyright and permission information for reproduction.
    • Microsoft and Windows are registered trademarks of Microsoft Corporation
    • List of editors, development editors, managing editors, and other contributors.
    • Author's background in software development, information technology, and academia.
    • Acknowledgment to family and colleagues for their support.

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