Functions

In this lesson, we will explore how to create our own functions. Functions are a type of subroutine that allow us to return a value. We have used them before when we have used code like print() and input(). We will also explore the difference between a function and procedure.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

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Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.In the image above, how many parameters does the subroutine "calculate" take?

1/3

Q2.In the image above, which one of the statements below best describes what is happening at line 10?

2/3

Q3.Using the image above, on line 1, are "a" and "b" described as arguments or parameters?

3/3

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.In the image above, how many parameters does the subroutine "calculate" take?

1/3

Q2.In the image above, which one of the statements below best describes what is happening at line 10?

2/3

Q3.Using the image above, on line 1, are "a" and "b" described as arguments or parameters?

3/3

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Functions

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.What will be the return value based on the function call to_the_power(3,2)?

1/3

Q2.What will be the return value based on the function call find_highest(12,9)?

2/3

Q3.What will be the return value based on the function call multiple(30,3)?

3/3

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Functions

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.What will be the return value based on the function call to_the_power(3,2)?

1/3

Q2.What will be the return value based on the function call find_highest(12,9)?

2/3

Q3.What will be the return value based on the function call multiple(30,3)?

3/3

Lesson summary: Functions

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Time to move!

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For 5 mins...

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Climb stairs

On the spot:
Dance

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Programming 4: Subroutines
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Scope

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