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Validation Checks | 3.1 | OCR GCSE Computer Science | J277
This video explains the common input validation checks: range, type, length, format, presence and lookup. This video is based on the OCR J277 Computer Science specification. The topic is '2.3.1 Defensive Design' from Paper 2. See more on CSNewbs.com here: https://www.csnewbs.com/ocr2020-3-1-defensivedesign
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