2.1.3 – Searching and Sorting Algorithms
This is one of the most straightforward parts of unit 2. All of the algorithms here have easy to understand methods and are sufficiently different […]
Site update – May 2024
Things should be fairly complete now! I’ve now uploaded/written all of the revision materials for all parts of the course with the exception of 2.2 […]
2.5 – Languages and Integrated Development Environments (IDE’s)
In this section: 2.5.1 – Languages Fact: Computers only understand binary. That is their language. Everything else is meaningless to them. It might seem odd, […]
2.4 – Boolean Logic
In Unit 1 we learned that the CPU has a fixed set of instructions (an instruction set) and that these can be combined to make […]
2.3 – Producing Robust Programs
This section is all about creating programs that don’t fall apart as soon as something unexpected happens. We should all know by now that computers […]
Quick site update – November 2023
Unit 1 lessons are now completely finished and a new zip file is available for download on the GCSE CS page. These are my latest […]
2.1.2 Designing, Creating and Refining Algorithms
Section two is a little bit all over the shop. In 2.1.2 you are expected to be able to demonstrate the skill of creating and […]
2.1.1 – Computational Thinking
How do we actually get machines to do things for us? The dream many decades ago was that we would simply sit in front of […]
Site Update – July 2023
A lot has happened since the last update! All of Unit 1 for OCR GCSE Computer Science is now online. If you use the menu […]
1.6.1 Ethical, Legal, Cultural and Environmental Impact
This section of the course is simultaneously the most in depth and interesting of all topics we study. The legal side of computing is fascinating […]