OCR GCSE Computer Science (9-1) – J276 overview. Colour coded aesthetic notes are very easy to study. Great resource for exam preparation and revision. Following topics and subtopics are included in these CS summary notes.
- Computer System
- Von Neumann Architecture
- Fetch, Decode, Execute Cycle
- CPU performance factors
- Memory Types
- Secondary Storage
- LAN
- Types of Networks
- WAN
- Performance of networks
- Wire and Wireless Network Comparisons
- Client/Server and Peer-to-Peer
- Hardware Needed
- HUB
- DNS, IP addressing, web hosting and the cloud
- URL
- DNS
- Virtual Network
- Network Topologies
- Protocols
- HTTP/HTTPS
- FTP
- SMTP
- Packet Switching
- Operating System
- Utility Software
- Legislation
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