104. AQA A Level SLR14 The need for operating systems
About this video
AQA Specification Reference
AS Level 3.6.1.4
A Level 4.6.1.4
In this video we explore the most important piece of software on most computers, the operating system. We discuss the need for it, some of its important functions and its purpose.
Key question:
- Why do computers need an operating system like Windows/Linux/macOS?
00:00 The need for operating systems
00:05 Intro
00:10 A note about this video
00:23 The function of operating systems
02:16 Resource management/multitasking
03:48 Memory management
04:51 File management
05:22 User management/security
05:56 User interfaces
06:20 Key question
06:31 Outro
Last updated: 04.09.25
