Functions, classes, methods

Question 1

How do you get a function to run within source code?

Answer 1

You “call” it.

Question 2

How are functions represented in pseudocode?

Answer 2

functionName()

Question 3

What is the difference between a function declaration and a function
definition?

Answer 3

Function declaration = only names a function and its arguments
(def greet(name):
print(“Hello, “ + name + “!”)

greet(“Alice”))
(“Alice” is the argument passed to the greet function)

Function definition = the function as a whole

Question 4

How is a class different to an object?

Answer 4

A class is a blueprint for an object, similar to architectural plans for a house. An object, on the other hand, is an instance of a class with specific state, like a house built from those plans.

Question 5

What is the relationship between a method and an event?

Answer 5

An event is a specific method that gets “triggered” when an object’s state changes, It is designed to react to changes within an object.

Question 6

How are methods represented in pseudocode?

Answer 6

objectName.methodName()