File Compression Definition

What is file compression? What are the advantages and disadvantages? Here we define what file compression is and take an introductory look in to algorithms and indexes, the two elements which make up the essence of file compressing, otherwise known as zipping.

This video was created for students and teachers doing the BTEC L2 Diploma in Information and Creative Technology, specifically Unit 1 - The Online World.  As I teach this in the real world I thought I would include it on Kuriositas!