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Concept Of Object Oriented Programming
List four characteristics of Object Oriented programming.
Inheritance- This is the process by which a class can be derived from a base class with all features of the base class and some of its own. This increases code reusability.
Some More Questions From Concept of Object Oriented Programming Chapter
What will be the output of the following python code considering the following set of inputs?
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Also, explain the try and except used in the code.
Counter=0
while True:
try:
Number=int(raw_input('Give a Number'))
break
except ValueError:
Counter=Counter+2
print('Reenter Number')
print(Counter)
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Counter=0
while True:
try:
Number=int(raw_input('Give a Number'))
break
except ValueError:
Counter=Counter+2
print('Reenter Number')
print(Counter)Write a class CITY in Python with following specifications
Instance Attributes
-Code # Numeric value
-Name # String value
-Pop #Numeric value of population
-KM # Numeric value
-Density #Numeric value for Population Density
Methods:
CalDen()# Method to calculate Density as Pop/KM
Record()# Method to allow user to enter values
Code,Name,Pop,KM and call CalDen() method
See()# Method to display all the members also display
a message ”Highly Populated Area”
if the Density is more than 12000
Instance Attributes
-Name # String value
-Pop #Numeric value of population
-KM # Numeric value
-Density #Numeric value for Population Density
CalDen()# Method to calculate Density as Pop/KM
Record()# Method to allow user to enter values
Code,Name,Pop,KM and call CalDen() method
See()# Method to display all the members also display
a message ”Highly Populated Area”
if the Density is more than 12000
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Mock Test Series
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