GCSE ICT (OCR) 5.0 / 5 based on 1 ratingTeacher recommended ? ICTB061 ICT in todays worldGCSEOCR Created by: johnpithersCreated on: 13-04-14 14:53 29106354187 Across 1. What does an external magnetic hard disk store? (4, 2, 1, 4, 4) 5. What are secondary keys used for? (7) 7. Example of boolean use? (6) 8. What kind of sensor is used in a barcode reader? (5) Down 2. Example of check digit use? (8, 3, 7) 3. Example of 'real' use? (6) 4. What kind of sensor is used in a thermostat? (11) 6. Uses of a netbook? (4, 2, 1, 6) 9. Example of date use? (3, 3, 4, 2, 6) 10. What's a backup? (1, 4, 2, 1, 4)
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