GCSE Computer Science

GCSE lessons and revision resources covering the latest Computer Science specifications. Virtual Lesson resources are available if you are absent from school for any reason. You also have access to a presentation and past paper questions for each topic.

GCSE OCR Past Papers

GCSE OCR Past Papers - Mark Schemes

Topic 1. Algorithms

Topic 1 - OCR GCSE Knowledge Organiser

4. Search Algorithms

5. Sorting Algorithms

Topic 2. Programming

Topic 2 - OCR GCSE Knowledge Organiser

2. Errors and Testing

3. Defensive Design

4. Trace Tables

Topic 3. Data Representation

Topic 3 - OCR GCSE Knowledge Organiser

2. Storage Units

3. Binary Arithmetic

5. ASCII and Unicode

6. Image Representation

7. Sound Representation

Topic 4. Computer Systems Architecture

Topic 4 - OCR GCSE Knowledge Organiser

1. Computer Systems

2. Software Classifications

6. Binary Logic

Topic 5. Networks

Topic 5 - OCR GCSE Knowledge Organiser

2. The Internet

3. Network Hardware

4. Wired and Wireless

5. Network Topologies

6. Protocols, Standards, Layers

7. Network Security

Topic 6. Cyber Security

Topic 6 - OCR GCSE Knowledge Organiser

1. Cyber Security Threats

2. Social Engineering

3. Malicious Code

4. Detecting and Preventing

Topic 7. Technology and Society

Topic 7 - OCR GCSE Knowledge Organiser

1. Ethical Issues

2. Privacy and Censorship

3. Cultural Issues

4. Environmental

6. Software Licensing

Topic 8. Databases

1. Database Fundamentals

2. Relational Databases

3. SQL Statments (1)

4. SQL Statments (2)