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Validation

Description

GSCE ICT (Topic one: Data) Mind Map on Validation, created by s.guyomard on 08/09/2013.
s.guyomard
Mind Map by s.guyomard, updated more than 1 year ago
s.guyomard
Created by s.guyomard over 12 years ago
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Resource summary

Validation
  1. Performed by a computer program
    1. Checks if data is reasonable and allowable
      1. Uses rules
        1. Rejects certain data
          1. Cannot eliminate all errors
          2. Validation checks
            1. Range checks
              1. Format checks
                1. Presence checks
                  1. checks digits
                  2. Validation checks for groups of documents
                    1. Batch totals
                      1. Hash totals
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