33. Pearson Edexcel GCSE (1CP2) Topic 2B Compression

About this video

EDEXCEL 1CP2 Specification Reference - Topic 2B: 2.2.1 - 2.3.2

This video explains the need for, and types of compression. Lossy and lossless compression are explored with their advantages and uses.

Don't forget, whenever the blue note icon appears in the corner of the screen, that is your cue to take notes about the content being shown on the current slide.

00:00 Compression
00:12 Intro
00:17 The reasons for compression
01:11 Compression techniques
01:49 Lossy compression techniques
02:17 Lossless compression
03:22 Suitability of lossy and lossless compression
03:57 Recap
04:54 Outro

Last updated: 22.07.25

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