It can only check whether or not the data makes sense. It cannot check whether or not the data entered is correct. For example, validation can be utilized to check that only Male or Female is entered in a sex field. Validation is a process whereby the data entered in the database is checked to make sure that it is sensible. This is a process which isn’t available in a manual database. An automated database has the benefit of including automatic checks in order to prevent incorrect data from being recorded into the database. It is imperative that data is entered correctly in a database.
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