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Assessment - GCSE Computers

Assessment requirements

The Pearson Edexcel International GCSE in Computer Science consists of two externally-assessed papers. Both papers must be taken in the same examination series.

Overview of Assessment Structure

Paper number and unit titleLevelAssessment informationNumber of raw marks
Paper 1: Principles of Computer Science1/2Assessed through a 2-hour written examination set and marked by Pearson. The paper is weighted at 50% of the qualification. The paper consists of multiple-choice, short open-response, open-response and extended open-response answer questions.80
Paper 2: Application of Computational Thinking1/2Assessed through a 3-hour practical examination set and marked by Pearson. The paper is weighted at 50% of the qualification.80

Assessment objectives and weightings

Assessment Objectives (AO)

ObjectiveDescription% in International GCSE
AO1Demonstrate knowledge and understanding of the key principles of computer science27.5%
AO2Apply knowledge and understanding of key concepts and principles of computer science42.5%
AO3Analyse problems in computational terms:
•   to make reasoned judgements
•   to design, program, test, evaluate and refine solutions
30.0%
TotalOverall qualification weighting100%

Relationship of assessment objectives to units

Unit numberAO1AO2AO3
Paper 1: Principles of Computer Science21.5%21%7.5%
Paper 2: Application of Computational Thinking6%21.5%22.5%
Total for International GCSE27.5%42.5%30%