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7.5 (a) Understand the need for validation checks to be made on input data and the different types of validation check
Including:
range check
length check
type check
presence check
format check
check digit
the purpose of each validation check and writing algorithms to implement each validation check
7.5 (b) Understand the need for verification checks to be made on input data and the different types of verification check
Including:
visual check
double entry check
the purpose of each verification check and writing algorithms to implement each verification check
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