Skip to main content
O-LevelComputer ScienceData RepresentationOct/Nov 2025Paper 1 Q113 Marks

A toy store gives each of the toys it sells a unique code. The codes are 3-digit hexadecimal codes, for example A4B. A computer is used to store a database of the codes. The computer has 12-bit registers.

✓ Correct Answer

The correct answer is . This question tests the candidate's understanding of data representation within the Computer Sciencesyllabus. The examiner's mark scheme requires...

📋 Examiner Report & Trap Analysis

Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...

🔒

Unlock the Examiner's Answer

Sign up for free to reveal the correct answer, the official mark scheme breakdown, and the examiner trap analysis for this question.

Sign Up Free to Unlock →

Join thousands of Cambridge students already using Oracle Prep

About This O-Level Computer Science Question

This structured question appeared in the Cambridge O-Level Computer Science (2210) Oct/Nov 2025 examination, Paper 1 Variant 2. It tests the topic of Data Representation and is worth 13 marks.

Oracle Prep provides AI-powered practice for all Cambridge O-Level and A-Level subjects. Our platform includes topic predictions with 87.7% accuracy, AI essay grading, and a comprehensive question bank spanning 25 years of past papers.

© 2026 Oracle Prep — The AI-Powered Cambridge Exam Engine