OCR • Computer Science

This is my full OCR A‑Level Computer Science NEA (H446) project report: an investment simulator built in Unity. It lets users practise trading stocks, bonds, real estate and crypto in a risk‑free environment, with a live price graph, news events and a portfolio/trading UI. The write‑up covers analysis, MoSCoW requirements, research into similar systems, detailed design and architecture (manager pattern, singleton pattern, event‑driven UI), data models, algorithm design (hybrid entropy...

Support targeted revision for OCR A Level Chemistry A H432 Paper 2 Synthesis and Analytical Techniques with solution using this structured exam-focused resource. Updated for 2025/ 2026, this guide covers key areas including organic synthesis pathways, spectroscopy, chromatography, and analytical methods. It strengthens exam technique, improves interpretation of chemical data, and builds confidence through organized revision material and verified questions and answers designed to enhance performa...

Support focused revision for OCR A Level Chemistry A H432 Paper 2 Synthesis and Analytical Techniques with solution using this structured exam preparation resource. Updated for 2025/ 2026, this guide covers key topics including organic synthesis, analytical techniques, spectroscopy, and practical interpretation skills. It strengthens exam technique, improves understanding of chemical analysis methods, and builds confidence through organized revision material and verified questions and answers de...

Strengthen exam preparation for OCR A Level Computer Science H446 with solution using this structured topic practice and mark scheme–based study resource. Updated for 2025/ 2026, this guide helps students understand examiner expectations, marking criteria, and model answer structures across key topics such as algorithms, data structures, programming, and computer systems. It improves exam technique, strengthens application of knowledge, and builds confidence through structured practice papers ...

Strengthen your OCR A Level Physics A understanding with OCR A Level Physics A H556-01 Friday 23 May 2025 Morning Paper 1 Comprehensive Revision Guide 2025/ 2026 with solution. This academic resource covers Paper 1 physics topics, including mechanics, materials, waves, electricity, and fundamental concepts with exam-style questions and mark scheme guidance to support revision and exam success.

Strengthen your Cambridge International Accounting understanding with Cambridge International AS and A Level Accounting 9706 Paper 1 MCQs Feb March 2025 Comprehensive Revision Guide 2025/ 2026 with solution. This academic resource covers Paper 1 multiple-choice accounting questions, including financial statements, bookkeeping, costing, ratios, and exam technique to support revision and exam success.

These are concise, structured revision notes for the OCR A-Level Computer Science (H446) topic on the structure and function of the processor. They cover key specification content in a clear and exam-focused format, designed to support quick revision and improve understanding of core concepts. The notes include explanations of the CPU components (ALU, CU, registers), the fetch–decode–execute cycle, and the Von Neumann architecture, alongside comparisons with the Harvard architecture. They...

2025 A-LEVEL OCR COMPUTER SCIENCE PAPER 2 MARK SCHEME

2025 A-LEVEL OCR COMPUTER SCIENCE PAPER 2

2025 A-LEVEL OCR COMPUTER SCIENCE PAPER 1 MARK SCHEME