Classes and Objects in C++: Amar Taggu
12 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a class in C++?

  • An instance of a data member
  • A pre-defined data structure
  • A function that operates on objects
  • A blueprint for real-world objects (correct)

How is memory allocated for objects in C++?

  • Memory is allocated when a class is defined
  • Memory is allocated when the program starts running
  • Memory is allocated when functions are called
  • Memory is allocated only when objects are created (correct)

What does 'Private' access specifier mean in C++?

  • Accessible wherever the program has access to an object of the class
  • Accessible only within the same file
  • Accessible to any function in the program
  • Accessible to member functions of the class only (correct)

What does 'Protected' access specifier provide in C++?

<p>Accessible only to derived classes and friend functions (D)</p> Signup and view all the answers

What does an object represent in C++?

<p>A real instance of a class (B)</p> Signup and view all the answers

How many objects can be created from a single class in C++?

<p>Unlimited number of objects per class (B)</p> Signup and view all the answers

What is the purpose of the scope resolution operator (::) in C++?

<p>Accessing variables/functions declared in global namespace (C)</p> Signup and view all the answers

Why would using a normal data member to keep count of movies added to a database fail?

<p>Every object maintains its own count (B)</p> Signup and view all the answers

When is a static data member in C++ initialized?

<p>When the first object of its class is created (B)</p> Signup and view all the answers

What is a key feature of static data members in C++?

<p>They are shared by all objects of the class (A)</p> Signup and view all the answers

How can a static member function in C++ be accessed?

<p>By using the scope resolution operator :: along with the class name (C)</p> Signup and view all the answers

What is the visibility of a static data member within a class in C++?

<p>It is visible and accessible within the class only (C)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser