CPU architecture, RISC vs CISC, pipelining, fetch-execute cycle, instruction sets, and addressing modes — aligned to OCR H446 Component 1.

Processors & Instruction Sets

Software development methodologies (Agile, Waterfall), OOP, testing strategies, IDEs, and version control — aligned to OCR H446 Component 2.

Software Development

TCP/IP, network topologies, protocols, security threats, encryption, firewalls, and wireless networking — aligned to OCR H446.

Networking & Communication

Stacks, queues, trees, graphs, hash tables, linked lists, and their implementations — aligned to OCR H446.

Data Structures

Big-O notation, sorting algorithms, searching algorithms, Dijkstra’s shortest path, A* algorithm, and complexity analysis — aligned to OCR H446.

Algorithms & Complexity

Abstraction, decomposition, pattern recognition, pseudocode, problem-solving strategies, and computational methods — aligned to OCR H446.

Computational Thinking

Relational databases, SQL queries, normalisation (1NF–3NF), ACID properties, transactions, and concurrency control — aligned to OCR H446.

Databases & SQL

Pure functions, lambda calculus, higher-order functions, map, filter, reduce, immutability, and functional paradigm concepts — aligned to OCR H446.

Functional Programming

<p>OCR A Level Computer Science Complete Revision Pack covering all 8 priority topics: Processors and Instruction Sets, Software Development, Networking, Data Structures, Algorithms, Computational Thinking, Databases and SQL, and Functional Programming. Each topic is a professional narrated video lesson aligned to the OCR H446 specification. Ideal for students wanting clear, exam-focused revision content.</p>

Master all 8 priority OCR A Level Computer Science topics with expert narrated video lessons. Covers Processors, Software Development, Networking, Data Structures, Algorithms, Computational Thinking, Databases, and Functional Programming. Aligned to OCR H

OCR A Level Computer Science: Complete Revision Pack (H446)

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OCR A Level Computer Science: Complete Revision Pack (H446)

Iqbal Khan