GCSE Computer Science topics

396 original exam-style questions in 21 topics. Each topic page has free practice questions with hints and worked answers — the full set is waiting inside GCSE Beast.

1 Data representation

Number systems24 questions Text, sound and images18 questions Data storage and compression16 questions

2 Data transmission

Packets and transmission methods18 questions Error detection and encryption22 questions

3 Hardware

The processor and computer architecture18 questions Input, output and sensors14 questions Storage and network hardware18 questions

4 Software

System software and interrupts14 questions Languages, translators and IDEs14 questions

5 The internet and its uses

The internet, the web and digital currency18 questions Cyber security20 questions

6 Automated and emerging technologies

Automated systems, robotics and AI20 questions

7 Algorithm design and problem-solving

Designing algorithms18 questions Standard methods, validation and testing22 questions Trace tables and errors20 questions

8 Programming

Programming concepts22 questions Subroutines, arrays and files20 questions Writing programs10 questions

9 Databases

Databases and SQL20 questions

10 Boolean logic

Logic gates, circuits and truth tables30 questions