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AQA A-Level Computing
Unit 2
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AQA A-Level Computing[edit]

Unit 2[edit]

Authors
AQA
Fundamentals of Computer Systems
Specification
Fundamentals of Computer Systems
Hardware and software
Classification of Software
System software
Application software
Generations of programming language
Types of program translator
Fundamental Hardware Elements of Computers
Specification
Logic Gates
Boolean gate combinations
Building circuits
Gate conversion
Boolean algebra
Simplifying boolean equations
Boolean identities
De Morgan's Laws
Machine Level Architecture
Specification
Internal and external hardware components of a computer
Functional characteristics of a processor
Structure and role of the processor
Machine code and processor instruction set
The Fetch–Execute cycle and the role of registers within it
Hardware Devices
Specification
Input and output devices
Input devices
Output devices
Secondary storage devices
Structure of the Internet
Specification
Internet, Intranet and World Wide Web
Packet switching
IP addresses
Domain names
URIs
Client server model
Protocols
IP protocol stack
Webpage Design
Specification
Web page construction
HTML & style sheets
Webpage design
Consequences of Uses of Computing
Specification
Legal and ethical issues
Legislation
Code of conduct
Hacking
Digital rights management
Robotics
Emerging technologies