116. OCR A Level (H046-H446) SLR18 – 2.1 The nature of abstraction
About this video
OCR Specification Reference
AS Level 2.1.1a
A Level 2.1.1a
Abstraction is the representation of essential features without including unnecessary details. It is used to reduce the complexity of systems for users, hiding how things actually work, applying algorithms to different contexts and producing suitable user interfaces. This video explains the nature of abstraction.
Key question:
- What do we mean by the term abstraction?
00:00 The nature of abstraction
00:09 Intro
00:14 What is abstraction?
00:49 Abstraction and computer science
01:19 Abstraction in everyday life
01:52 Abstraction and maps
02:11 Key question
02:21 Computational thinking cheat sheet
03:03 Going beyond the specification
03:15 Abstraction concepts in computer science
05:32 Outro
Last updated: 23.07.26
