Object Oriented programming

Question 1

class

Answer 1

• template for an object
• defines that state and behaviour of an object
• state is given by attributes
• behaviour is defined by methods

Question 2

attribute

Answer 2

• gives an object properties

Question 3

method

Answer 3

• describes the actions an object can perform

Question 4

object

Answer 4

• a particular instance of a class

Question 5

encapsulation

Answer 5

• attributes are declared as private so can only be altered by public methods
• used for information hiding
• programs are made less complex by protecting data from being accidentally edited

Question 6

polymorphism

Answer 6

• when a subclass alters its inherited methods
• either by overloading or overriding