OCR GCSE Topic List | CSNewbs

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OCR GCSE Computer Science (J277)

These pages are based on the J277 OCR GCSE Computer Science specification. This website is in no way affiliated with OCR.

Component One: Computer Systems

Paper 1 Playlist on YouTube

Computer Processor

1. Systems Architecture

1.1b - Registers & FE Cycle

1.2 - CPU Performance

1.3 - Embedded Systems

Motherboard

2. Memory & Storage

2.1 - Primary Storage

2.2 - Secondary Storage

2.4a - Number Systems

2.4b - Binary Addition & Shifts

2.4c - Character Storage

2.4d - Image Storage

2.4e - Sound Storage

2.5 - Compression

Digital Network Cables

3. Networks

3.1a - Network Types & Performance

3.1b - Network Hardware & Internet

3.2a - Wired & Wireless networks

3.2b - Protocols & Layers

Security Monitoring Screens

4. Network Security

4.1 - Network Threats

4.2 - Preventing Vulnerabilities

Tablet

5. Systems Software

5.1 - Operating Systems

5.2 - Utility Software

Law

6. Impacts

6.1a - Impacts of Technology

6.1b - Legislation

Component Two: Computational Thinking, Algorithms and Programming

Paper 2 Playlist on YouTube

Programming Console

1. Algorithms

1.1 - Computational Thinking

1.2 - Designing Algorithms

1.3 - Searching & Sorting Algorithms

Coding

2. Programming Fundamentals

2.1 - Programming Fundamentals

2.2 - Data Types

2.3 - Additional Programming Techniques

Code on Laptop Computer

3. Producing Robust Programs

3.1 - Defensive Design

$Math Formulas$

4. Boolean Logic

4.1 - Boolean Logic

Computer Programming

5. Languages & IDEs

5.1 - Languages & Translators

5.2 - Integrated Development Environment

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