Validation

Beschreibung

GSCE ICT (Topic one: Data) Mindmap am Validation, erstellt von s.guyomard am 08/09/2013.
s.guyomard
Mindmap von s.guyomard, aktualisiert more than 1 year ago
s.guyomard
Erstellt von s.guyomard vor mehr als 12 Jahre
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Zusammenfassung der Ressource

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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