OOP Quiz

In an object model, there are major and minor elements. Which one of the following is true?

• Abstraction, Encapsulation and Persistence are the major elements.
• Hierarchy, Concurrency and Typing are the major elements.
• Abstraction, Encapsulation and Hierarchy are the major elements.
• Typing is the major element.

Which of the following is not a part of OOP?

• Multitasking
  
• Information hiding
  
• Polymorphism
  
• Type checking
  

Which one of the following is the first fully Object-oriented language?

• Simula.
  
• Java.
  
• C++.
  
• Javascript.
  

Programming without inheritance

• is programming with abstract data types
  
• is not object oriented
  
• can be object oriented
  
• none of the above
  

Which one of the following terms must relate to "polymorphism"

• Static allocation.
  
• Static typing.
  
• Dynamic binding.
  
• Dynamic allocation.

Providing access to an object only through its member functions, while keeping the details private is called:

• information hiding.
  
• encapsulation.
  
• modularity
  
• inheritance
  

The concept of derived classes is involved in

• inheritance.
  
• encapsulation.
  
• data hiding.
  
• abstract data types.
  

Which of the following statements is true in C++?

• An object can be a class.
  
• A class can be an object.
  
• A class must have at least one member function.
  
• If a constructor for a class is not specified, a default constructor is used.
  

A member function

• is always public
  
• is always private
  
• can be public or private
  
• cannot be defined.
  

Inheritance is a way to

• organize data.
  
• pass arguments to objects of classes.
  
• add features to existing classes without rewriting them.
  
• improve data-hiding and encapsulation.
  

OOP Quizzes:

• OOP Quiz 1
• OOP Quiz 2
• OOP Quiz 3
  

C++ Quizzes:

• C++ Quiz1
  
• C++ Quiz2
• C++ Quiz3