Computing

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Bubble sort

In this lesson, we will learn the first sorting algorithm in this unit: bubble sort. We will discuss why and where sorting is used in real life, become familiar with performing a bubble sort on a set of data, and investigate the efficiency of bubble sort.

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.

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.The sequence of items in the list can either be ordered or unordered.

1/4

Q2.If you double the number of items in the list, you will need at most one more comparison.

2/4

Q3.The algorithm is simpler to write.

3/4

Q4.What does the initial value of -1 indicate?

4/4

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.

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.The sequence of items in the list can either be ordered or unordered.

1/4

Q2.If you double the number of items in the list, you will need at most one more comparison.

2/4

Q3.The algorithm is simpler to write.

3/4

Q4.What does the initial value of -1 indicate?

4/4

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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.

Quiz:

Bubble Sort

This quiz is to assess your learning from this lesson. Read the description below and select which term it is referring to:

Q1."If the item at the current position is greater than the one next to it, swap the items within the list"

1/3

Q2."A single pass results in the smallest element reaching its final position at the end of the list"

2/3

Q3."The number of comparisons made in a single pass is always equal to the number of pairs you pass over"

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.

Quiz:

Bubble Sort

This quiz is to assess your learning from this lesson. Read the description below and select which term it is referring to:

Q1."If the item at the current position is greater than the one next to it, swap the items within the list"

1/3

Q2."A single pass results in the smallest element reaching its final position at the end of the list"

2/3

Q3."The number of comparisons made in a single pass is always equal to the number of pairs you pass over"

3/3

Lesson summary: Bubble sort

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The next lesson in:
Algorithms
is:
Insertion sort

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