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Computer systems
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Hardware and input devices
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Computer architecture

Narrated
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Computer systems
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Hardware and input devices
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Output devices
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The CPU
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CPU performance - part 1
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CPU performance - part 2
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Von Neumann architecture
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Fetch Decode Execute cycle
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Memory and storage

Memory and storage (introduction)
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Type of memory
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Secondary storage media
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Networks

Computer networks
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Network performance
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Client server and peer-to-peer networks
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Network hardware
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IP Addressing, DNS, URLs, ISPs, Hosting, The Cloud
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Virtual networks
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Network topologies (star & mesh for OCR GCSE)
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Network protocols
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Circuit & packet switching networks
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Network security

Network security introduction
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Network threats
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Preventing network threats
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Malware
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Computer viruses
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Passwords
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System software

Operating systems
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Algorithms

Computational thinking
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Flowcharts
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Flowchart symbols
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Pseudocode
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Pseudocode for making a cup of tea
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Sorting data
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Bucket sort
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Insertion sort example
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Programming techniques

Comparison operators
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What are variables?
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WHILE loops
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Computational logic

Boolean logic
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AND gates
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Combing AND gates
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Representing data

Introduction to converting binary numbers
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Converting larger denary numbers to binary
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An alternative method to convert denary to binary
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Adding binary numbers
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Bitmap images - an introduction
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Colour and binary numbers
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Vector graphics
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Sound
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Online safety

Your digital footprint
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