Web Reference: Using Access 2017 to add validation to our Blue Screen of Death database.Using a format check for gender. Dec 10, 2025 · Learn about data validation for your IGCSE computer science exam. This revision note includes checks and testing. Type check: Ensures that data entered is of the correct data type, e.g. text/numbers Format check: Ensures that data entered is in a specific format, e.g. dates written as dd/mm/yyyy
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