Object Oriented Programming

Question 1

Creating a Class & Constructor Method

Answer 1

class Pet
    private name
		
		
	public procedure new(john)
		name = John

Question 2

Creating Methods

Answer 2

public procedure setName(John)
       name = John
endprocedure

public function getName()
        return name
end function

Question 3

Instantiation

Answer 3

To create an instance of an object the following format is used
objectName = new className(parameters)
e.g.
myDog = new Dog(“Fido”, “Scottish Terrier”)

Question 4

Inheritance

Answer 4

class Dog inherits Pet
 private breed
 public procedure new(givenName, givenBreed)
 super.new(givenName)
 breed=givenBreed
 endprocedure
endclass

Question 5

Encapsulation

Answer 5

class BankAccount:
                def \_\_init\_\_(self):
                       self._balance = 0

def deposit(self, amount):
                       if amount > 0:
											   self._balance += amount
													
	def get_balance(self):
	       return self._balance