Quiz - XII CS

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Quiz - XII CS

Chapter 2 - Concepts of Object Oriented Programming

1. An object is an instance of a *

1 point

parameter

class

method

application

2. The process by which objects of one class acquire the properties of objects of another class is known as *

1 point

Polymorphism

Inheritance

Data abstraction

None of these

3. The wrapping up of data and functions into a single unit is called *

1 point

overloading

object

class

encapsulation

4. The ability of a message or data to be processed in more than one form is called *

1 point

polymorphism

inheritance

data hiding

encapsulation

5. Default access specifier of Class is *

1 point

private

public

protected

None of the above

6. A blueprint for an object in OOP is called a *

1 point

Function

Class

Variable

Constant

7. C++ is a ....................... language *

1 point

Object based

Non Procedural

Object Oriented

Procedural

8. Which among the following is true about OOPs? *

1 point

It supports data abstraction

It supports polymorphism

It support structured programming

It supports all of these

9. Pick the odd one out *

1 point

Fortran

C++

Pascal

10. A base class may also be called ...................... *

1 point

Child Class

Sub Class

Derived Class

Parent Class

11. Which of the following is not an OOP concept *

1 point

Overloading

Procedural Programming

Data abstraction

Inheritance

12. Binding of a function definition with the function call during runtime is called ........ *

1 point

Compile time polymorphism

Run time polymorphism

Static Polymorphism

None of the above

13. The process of inheriting features from many base classes is known as *

1 point

Single Inheritance

Multiple Inheritance

Multilevel Inheritance

Hierarchical Inheritance

14. In a class specifier data or functions declared as private are accessible *

1 point

to any function in the program

only if you know the password

to member functions of that class

only to public members of the class

15. Protecting data from unauthorised access is ............................ *

1 point

Polymorphism

Encapsulation

Inheritance

Data abstraction

16. Operator overloading is the concept of *

1 point

making new C++ operators

giving new meaning to an existing C++ operators

giving C++ operators more right to handle more operands

None of these

17. How many objects can be made from a class? *

1 point

one

two

As many as you want

None

18. In C++, a function in a class is called *

1 point

Member function

Member variable

operator

object

19. A function VOLUME() can return the volume of a sphere or the volume of a cylinder as per requirement. Which one of the OOP feature is expressed here. *

1 point

Data Abstraction

Data Encapsulation

Polymorphism

Modularity

20. The major goal of inheritance in C++ is *

1 point

To help modular programming

To hide the details of base class

To facilitate the reusability of code

To facilitate the conversion of data types

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