OCR • Computer Science

GCE Computer Science H446/01: Computer systems A Level Mark Scheme for June 2025

GCE Computer Science H446/02: Algorithms and programming A Level Mark Scheme for June 2025

A Level Computer Science H446/01 Computer systems June 2025

A Level Computer Science H446/02 Algorithms and programming June 2025

Provides notes on the full 2 year A Level course. Includes everything you need to memorise for the A Level

The document is a comprehensive set of revision notes tailored for the OCR A-Level Computer Science syllabus. It focuses specifically on the topic of CPU architecture and performance. Sub - Topics Include: Key CPU Components, System Buses, Assembly Language Integration, Fetch-Decode-Execute Cycle, Performance Factors, Pipelining, Processor Architectures.

includes all the key, main programming fundamentals you need to know for the exam

Includes the definitions for all major keywords in paper 1

A Cheat sheet that helps with all major topics in remembering.

Includes summarised notes for all Paper 1 Topics

Includes summarised notes for all Paper 2 Topics

This document contains notes for 1.1.1a notes using all the previous OCR markchemes for computer science A levels.

This is an in-depth document with my revision that allowed me to get at A* in my year 12 mock exams and an A in my A-level exams in 2024. The notes cover everything needed for the AS exams or year 12 mock exams and have been put together with information from the CGP book, OCR textbook, Craig and Dave videos and additional information from class lessons.

Notes on TCP/IP and networks for the OCR A Level H446 Computer Science course

Actual 2024 l OCR A Level Computer Science H446/01 Computer Systems MARK SCHEME

This is a mindmap that summarises the main elements and concepts of programming (with examples in Python) for A-Level Computer Scientists. This is made for OCR syllabus, but the content will be applicable to all Comp Sci exams.

Complete notes for OCR Computer science topic 1.2.3 software development, clearly shows all the methodologies, their advantages and disadvantages.

This is the topic: 2.3 Algorithms for the OCR Computer Science (H446) course. I got 4 A*s in my A-Levels (Computer Science, Physics, Maths, Further Maths) , so they are very detailed and cover all of the specification for this topic.

This is the topic: 2.2 Problem Solving and Programming for the OCR Computer Science (H446) course. I got 4 A*s in my A-Levels (Computer Science, Physics, Maths, Further Maths) , so they are very detailed and cover all of the specification for this topic.

This is the topic: 2.1 Elements of Computational Thinking for the OCR Computer Science (H446) course. I got 4 A*s in my A-Levels (Computer Science, Physics, Maths, Further Maths) , so they are very detailed and cover all of the specification for this topic.