VIDEOs by topic (OCR GCSE)

1.1 Architecture

Computer systems	VIDEO
Purpose and components of the CPU	VIDEO
Von Nuemann architecture	VIDEO
Fetch-Decode-Execute cycle	VIDEO
CPU performance factors	VIDEO

 

1.2 Memory

Memory types

VIDEO

 

1.3 Storage

Secondary storage

VIDEO

 

1.4 Wired and Wi-Fi networks

Types of networks	VIDEO
Performance of networks	VIDEO
Client server & peer-to-peer	VIDEO
Network hardware	VIDEO
DNS, IP, URL, ISP, web hosting, the cloud	VIDEO
Virtual Networks	VIDEO

 

1.5 Networks

Network topologies	VIDEO
Network protocols	VIDEO
Packet switching	VIDEO

 

1.6 Network security

Introduction to network security	VIDEO
Network threats	VIDEO
Malware	VIDEO
Preventing vulnerabilities	VIDEO

 

1.7 Systems software

Operating systems	VIDEO
Utility software	VIDEO

 

1.8 Ethical and legal

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