23. AQA A Level Stacks & Queues Part 1 📚

AQA Specification Reference
A Level 4.2.2.1 & 4.2.3.1

This is the first of two videos looking at Stacks and Queues. In this video we overview the two data structures.

Key question:

- How do stacks and queues work, and what are they used for?

00:00 Stacks and queues - Part 1
00:06 Intro
00:11 What is a stack?
01:25 How is a stack implemented?
01:37 What are the applications of a stack?
04:06 What operations can be performed on a stack?
04:21 What is a queue?
05:45 How is a queue implemented?
05:53 Circular queues
06:50 What are the applications of a queue?
07:07 What operations can be performed on a queue?
07:23 Key question
07:32 Essential algorithms and data structures text book
08:20 Outro

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