CBSE solutions for कम्प्यूटर साइंस विद पाइथान [अंग्रेजी] कक्षा १२ chapter 2 - Concept of Object Oriented Programming [Latest edition]

Act of representing essential features without background detail is called ______.

Wrapping up of data and associated functions in to a single unit is called ______.

______ is called the instance of a class.

What is object oriented programming? 

State any six principle advantages of object oriented programming.

Differentiate classes and objects.

What is inheritance? Explain with an example.

List three features that make inheritance an important characteristic of OOP.

Consider the figure given below and answer the questions that follow:

1. Name the base class and the derived class.
2. Which concept of OOP is implemented in the figure given above?

How do abstraction and encapsulation complement each other?

Explain polymorphism with an example.

Explain data hiding with respect to OOP.

What is Function Overloading ? Give examples of Function Overloading.

Is function overloading supported by Python? Give reasons.

Write the overloaded function definitions of add()- on adds two numbers and other concatenates two strings.

Predict the output of the following program. Also state which concept of OOP is being implemented?

def sum(x, y, z):
        print "sum= ", x+y+z
def sum(a, b):
       print "sum= ", a+b
sum(10, 20)
sum(10, 20, 30)

State whether the following is function overloading or not. Explain why or why not.

def (a,b):
def(x,y) :

State whether the following is function overloading or not. Explain why or why not.

def(x,y,z)
def(e,f)

Define binding.

Differentiate between static binding and dynamic binding.

Write a program to find area of following using function overloading.

• Area of circle (function with one parameter)
• Area of rectangle (function with two parameters)
• Area of triangle (function with three parameters)

Write a program to find out volume of the following using function overloading.

• volume of cube
• volume of cuboid
• volume of cylinder