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GCSE Computer Science Edexcel
– Revision Content
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GCSE Computer Science Edexcel
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GCSE Computer Science Edexcel
– Topics
Communication and the Internet
The World Wide Web
The Internet
Protecting Software Systems
Identifying Vulnerabilities
Cyberattacks
Network Topologies 2
Network Topologies 1
Protocols
Data Transmission
Connecting Computers to a LAN
Wired and Wireless Connectivity
Client-server and peer-to-peer networks
LANs and WANs
Computers
Translators
Programming Languages
Simulation and Modelling
Utility Software 2
Utility Software 1
Operating System 2
Operating System 1
Logic Circuits
Logic
Embedded Systems
Cloud Storage
Solid-state Memory
Magnetic and Optical Storage
Memory
Fetch-decode-execute
Components of the CPU
The Central Processing Unit
Input-processing Output
Data
Relational Databases
Attributes and Tables
Structured and Unstructured Data
Encryption
Run-Length Encoding
Data Compression
Units
Sound
Bitmap Images
Characters
Hexadecimal and Binary
Arithmetic Shifts
Signed Integers
Logical Shifts
Converting from Binary to Denary and Binary Addition
Converting from Denary to Binary
Using Binary
Problem Solving
Decomposition and Abstraction
Merge Sort
Bubble Sort
Comparing Linear and Binary Searches
Binary Search
Linear Search
Identifying and Correcting Errors
Using Trace Tables
Intrpreting Correct Output
Completing Algorithms
Purpose of an Algorithm
Algorithms- Flowcharts
Algorithms- Pseudo Code
Algorithms
Programming
Testing and Test Plans
Validation
Subprograms 2
Subprograms 1
Records
File Handling Operations
Arrays
String Manipulation
Data Types
Iteration
Selection
Logical Operators
Relational Operators
Arithmetic Operators
Variables and Constants
The Bigger Picture
Proprietary and open-source software
Legislation
Privacy Issues
Ethical Issues
Environmental Issues