AlgorithmsStudy Notes

Deep Dive: Bubble Sort Example

Part of Binary Search — GCSE Computer Science

This study notes covers Deep Dive: Bubble Sort Example within Binary Search for GCSE Computer Science. Revise Binary Search in Algorithms for GCSE Computer Science with 15 exam-style questions and 10 flashcards. This topic appears less often, but it can still be a useful differentiator on mixed-topic papers. It is section 5 of 8 in this topic. Use this study notes to connect the idea to the wider topic before moving on to questions and flashcards.

Topic position

Section 5 of 8

Practice

15 questions

Recall

10 flashcards

Deep Dive: Bubble Sort Example

Sort [5, 3, 8, 1]:

Pass 1:

[5, 3, 8, 1] → Compare 5,3 → Swap → [3, 5, 8, 1]
[3, 5, 8, 1] → Compare 5,8 → No swap
[3, 5, 8, 1] → Compare 8,1 → Swap → [3, 5, 1, 8]

Pass 2:

[3, 5, 1, 8] → 3,5 OK → 5,1 Swap → [3, 1, 5, 8]

Pass 3:

[3, 1, 5, 8] → 3,1 Swap → [1, 3, 5, 8] ✓ Sorted!

Practice Questions for Binary Search

Which of the following is a requirement before binary search can be used?

A. The list must contain an even number of items
B. The list must be sorted in order
C. The list must be stored in a 2D array
D. The target value must be in the first half of the list

1 markfoundation

Describe how a binary search algorithm finds a target value in a sorted list.

3 marksstandard

Deep Dive: Bubble Sort Example

Deep Dive: Bubble Sort Example

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Practice Questions for Binary Search

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