teach-ict.com logo

THE education site for computer science and ICT

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
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