Define a class RING in Python with following specifications Insta

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CBSE Class 12 Computer and Communication Technology Solved Question Paper 2017

Short Answer Type

11.

Define a class RING in Python with following specifications

Instance Attributes
- RingID 		# Numeric value with a default value 101
- Radius 		# Numeric value with a default value 10
- Area 			# Numeric value
Methods:
- AreaCal() 	# Method to calculate Area as
				# 3.14*Radius*Radius
- NewRing() 	# Method to allow user to enter values of
				# RingID and Radius. It should also
				# Call AreaCal Method
- ViewRing() 	# Method to display all the Attributes 4

class RING: # OR class RING( ): OR class RING(Object):
	def __init__(self):
		self.RingID=101
		self.Radius=10
		self.Area=0
	def AreaCal(self):
		self.Area=3.14*self.Radius*self.Radius
	def NewRing(self):
		self.RingID=input('Enter RingID')
		self.Radius=input('Enter radius')
		self.AreaCal() # OR AreaCal(self)
	def ViewRing(self):
		print self.RingID
		print self.Radius
		print self.Area

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12.

Differentiate between static and dynamic binding in Python? Give the suitable example of each.

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13.

Write two methods in Python using the concept of Function Overloading (Polymorphism) to perform the following operations:
(i) A function having one argument as side, to calculate Area of Square as side*side
(ii) A function having two arguments as Length and Breadth, to calculate Area of Rectangle as Length*Breadth.

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14.

What will be the status of the following list after the First, Second and Third pass of the bubble sort method used for arranging the following elements in descending order ?
Note: Show the status of all the elements after each pass very clearly underlining the changes.
152, 104, -100, 604, 190, 204

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15.

Write the definition of a method OddSum(NUMBERS) to add those values in the list of NUMBERS, which are odd.

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16.

Write Addnew(Book) and Remove(Book) methods in Python to Add a new Book and Remove a Book from a List of Books, considering them to act as PUSH and POP operations of the data structure Stack.

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