Eduqas Spec

Unit Hardware
1 The CPU
Function and characteristics of the CPU
Input and output devices
Memory
Secondary storage
Hardware components
Embedded systems
Logical operators
Boolean logic
Communication
2 The Internet
Local Area Networks
Network topologies
Wireless networking
Packet switching and routers
Protocols and layers
Organisation and structure of data
3 Units
Numbers
Characters
Images
Sound
Software
4 Operating systems software
Utility software
Program construction and language
Software tools
Security and data management
5 Data security
Encryption
Compression
Network security
Cybersecurity
System threats and vulnerabilities
Ethical, legal and environmental impacts
6 Ethical impacts
Computer system in the modern world
Legislation