IGCSE & O Level practice

Computer Science

4 focused packs · 88 questions · 22 questions per pack

Checking availability22 questions · English

Computer Science: Representation, Storage and Transmission

Binary, hexadecimal, two's complement, file sizes and error detection

Cambridge IGCSE / O Level

Checking availability22 questions · English

Computer Science: Algorithm Traces, Logic and Databases

Standard algorithms, test data, arrays, Boolean logic and database queries

Cambridge IGCSE / O Level

Checking availability22 questions · English

Computer Science: Processor, Memory and Hardware Choices

Fetch-decode-execute, registers, performance, primary memory, storage and sensors

Cambridge IGCSE / O Level

Checking availability22 questions · English

Computer Science: Software, Security and Failure Scenarios

Operating systems, translators, utilities, authentication, encryption and cyber threats

Cambridge IGCSE / O Level

Before you practise

Each pack contains 22 original English-language questions, with feedback, explanations and book references.

These packs cover selected topics. They are not comprehensive syllabus coverage or an endorsement by any examination board. Check each pack's qualification against your syllabus and examination year.