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Evaluation data and validation checks

GCSE · Computer Science · WJEC · 2.5 — Refinement and evaluation

Question

During the evaluation of a new library management system, the following feedback was received:

  1. 'The barcode scanner works well.'
  2. 'I tried to enter a book return date in the future, and the system accepted it.'

Suggest a specific type of validation check that should have been included in the design to prevent the error mentioned in feedback point 2, and explain why it is necessary.

[3 marks]

3 marks · take your time before peeking.

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