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test In [[computer software]], a '''Data Access Object''' (DAO) is a [[software component|component]] which provides a common [[Interface (computer science)|interface]] between the [[Application software|application]] and one or more [[data storage device]]s, such as a [[database]] or [[Computer file|file]]. The term is most frequently applied to the //Object [[Design pattern (computer sci'''ence)|design pattern]].
== Why use Data Access Objects? ==
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