Items in a factory are weighed automatically. The weight is stored as an integer value representing the item weight to the nearest gram (g). A function is written to validate the weight of each item. The function will return "PASS" if the weight of the item is within the acceptable range, otherwise the function will return "FAIL". The acceptable weight range for an item is 150g to 155 g inclusive. The validation function is to be properly tested. Black-box testing will be used and a test plan needs to be produced. Complete the table by writing additional tests to test this function. | Type of test data | Example test value | Expected return value | Explanation | |---|---|---|---| | Normal | 153 | "PASS" | Value within the acceptable range |
📋 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...
🎯 Mark Scheme Breakdown
Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.
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