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Last Updated: June 11, 2026
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Task 221 - Range check validation
IGCSE ICT task SP2.8-9 - Validation - range check and test data
Task 227 - Range check validation
![What Is A Range Check? Validation Rules [GCSE COMPUTER SCIENCE]](https://ytimg.googleusercontent.com/vi/Wydi3l8s-0s/mqdefault.jpg)
What Is A Range Check? Validation Rules [GCSE COMPUTER SCIENCE]
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to download FREE python workbook, and theory revision guides for IGCSE CIE Computer Science. In this Mr Mohammad Computer Science video, we look at This video will explain the three different types of Educational And Professional Training Videos. JAVA C# ANDROID ASP.NET O' Level Computer Science for IGCSE ... Ensure your org's data quality using best practices, For the worksheet please click on the link below: ...
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![What Is A Range Check? Validation Rules [GCSE COMPUTER SCIENCE]](https://i0.wp.com/ytimg.googleusercontent.com/vi/Wydi3l8s-0s/mqdefault.jpg?resize=320,180)
![What Is A Presence Check? Validation Rules [GCSE COMPUTER SCIENCE]](https://i0.wp.com/ytimg.googleusercontent.com/vi/FrCDg-PElY0/mqdefault.jpg?resize=320,180)
