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Every topic includes six paid study areas and a registered-free YouTube Lecture.
O Level · Paper 1Data Representation
Binary, hexadecimal, text, images, sound and compression.
O Level · Paper 1Communication
Data transmission, error checking and communication methods.
O Level · Paper 1Storage Devices
Magnetic, optical and solid-state storage technologies.
O Level · Paper 1Computer Architecture
Processor components, memory and the fetch–execute cycle.
O Level · Paper 1Input and Output Devices
Sensors, direct data entry and output technologies.
O Level · Paper 1Network Hardware
Routers, switches, access points and network interfaces.
O Level · Paper 1Software
Operating systems, utilities, translators and applications.
O Level · Paper 1Internet
Networks, protocols, web technologies and cybersecurity.
O Level · Paper 1Automated Systems
Sensors, processors, actuators and feedback.
O Level · Paper 1Robotics
Robot characteristics, applications and social impact.
O Level · Paper 1Artificial Intelligence
Expert systems, machine learning and AI applications.
O Level · Paper 2Logic Gates
Truth tables, logic circuits and Boolean expressions.
O Level · Paper 2Database
Table design, validation, queries and relational thinking.
O Level · Paper 2Programming
Algorithms, pseudocode, Python, testing and problem-solving.
Learning resources
Complete original notes with objectives, key concepts, an applied example, misconceptions and exam technique.
Complete original notes with objectives, key concepts, an applied example, misconceptions and exam technique.
Complete original notes with objectives, key concepts, an applied example, misconceptions and exam technique.
Complete original notes with objectives, key concepts, an applied example, misconceptions and exam technique.
Complete original notes with objectives, key concepts, an applied example, misconceptions and exam technique.
Complete original notes with objectives, key concepts, an applied example, misconceptions and exam technique.
Complete original notes with objectives, key concepts, an applied example, misconceptions and exam technique.