O Level / IGCSE (2210 · 0478)
Cambridge O Level & IGCSE Computer Science — one syllabus, two codes
AS Level (9618)
Papers 1 & 2 — Theory + Problem-solving
A2 Level (9618)
Papers 3 & 4 — Advanced Theory + Practical
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Statometer
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Pseudocode Guide
CAIE pseudocode ↔ Python, side by side
Infographics
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Glossary
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Command Words
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Code
Pseudocode Playground
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Python Playground
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SQL Lab
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Assembler
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Declarative Lab
Prolog facts, rules and queries (A2)
Trace Tables
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Flowchart Studio
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Pseudocode Translator
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Data Structures Playground
Stacks, queues, linked lists, trees, hash tables (9618)
Algorithm Lab
Sorts, searches, recursion, Dijkstra / A*, perceptron
OOP Designer
Class diagram ⇄ code (A2)
Exam practice
Programming Tasks
Auto-marked scenario tasks, pseudocode or Python
Testing & Validation Lab
Test data, validation, check digits, error types
Mock Paper
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Quizzes
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Study
Flashcards
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Exam Planner
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Theory labs
Number Systems Lab
Binary · Hex · arithmetic · shifts · Floating point (A2)
Data Lab
File sizes, compression, characters, sampling, file organisation
Networks Lab
Parity, packets, IP, TCP/IP, TLS, blockchain
Database Designer
Normalisation checker, ER diagrams, table design
Compiler Lab
Reverse Polish, BNF, tokens, parse trees (A2)
Systems Lab
Fetch–execute, interrupts, control systems, OS scheduling, pipelining
Logic Gates Lab
Expression ⇄ circuit ⇄ truth table, both ways
Boolean Algebra & K-map Lab
K-maps, De Morgan's laws, adders, flip-flops (A2)
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AskZ Smart Notes · 10. Boolean Logic · O Level / IGCSE 2210 · 0478
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