Computer architecture

Computer systems	VIDEO
Hardware & input devices	VIDEO
Output devices	VIDEO
The CPU	VIDEO
CPU performance	VIDEO
Von Neumann architecture	VIDEO
Fetch decode execute cycle	VIDEO

 

Memory and storage

Memory	VIDEO
Memory and storage (introduction)	VIDEO
Introduction to storage	VIDEO
Storage technologies	VIDEO
Comparing storage for exam questions	VIDEO

 

Networks

Computer networks	VIDEO
Network performance	VIDEO
Client server and peer-to-peer networks	VIDEO
Network hardware 1 (NIC, Hubs & Switches)	VIDEO
Network hardware 2 (Routers, Cables, WAP, Wi-Fi)	VIDEO
ISPs, URLs, IP address, DNS	VIDEO
Hosting, The Cloud	VIDEO
Virtual networks	VIDEO
Network topologies (star & mesh for OCR GCSE)	VIDEO
Network protocols	VIDEO
Circuit & packet switching networks	VIDEO

 

Network security

Network security introduction	VIDEO
Network threats	VIDEO
Malware	VIDEO
Computer viruses	VIDEO
Passwords	VIDEO

 

System software

Operating systems	VIDEO
Utility applications	VIDEO

 

 

Legal, environment, culture etc

The Data Protection Act (1998)	VIDEO
General Data Protection Regulation (2018)	VIDEO
Computer Misuse Act, Copyright Designs & Patents Act, Freedom of Information Act	VIDEO

 

 

Algorithms

Computational thinking	VIDEO
Flowcharts	VIDEO
Flowchart symbols	VIDEO
Pseudocode	VIDEO
Pseudocode for making a cup of tea	VIDEO
Sorting data	VIDEO
Bucket sort	VIDEO
Insertion sort example	VIDEO

 

Programming techniques

Comparison operators	VIDEO
What are variables?	VIDEO
WHILE loops	VIDEO

 

Computational logic

Boolean logic	VIDEO
AND gates	VIDEO
Combing AND gates	VIDEO

 

Representing data

Introduction to converting binary numbers	VIDEO
Converting larger denary numbers to binary	VIDEO
An alternative method to convert denary to binary	VIDEO
Adding binary numbers	VIDEO
Bitmap images - an introduction	VIDEO
Colour and binary numbers	VIDEO
Vector graphics	VIDEO
Sound	VIDEO
Text	VIDEO

 

Online safety

Your digital footprint

VIDEO