Storage devices and Media
Here are notes on Storage devices for your Cambridge exams. Just learn the key concepts of these devices and comparisons against each other and you are good to go!
Output devices and their uses
Here are notes on a basic topic of ICT. Revising these notes will save you the time that will take to go through a beginner topic in ICT.
Good Luck on O/levels!
Here are well and summarized notes on authentication. These will prepare you for your final IGCSE examination on a major topic under ICT. Note that frequent questions in ICT past papers are on Authentication.
Good luck on your Cambridge Examination!