3) List at least Three conditions that contribute to data redundancy and inconsistency.
Answer: Data redundancy occurs when different Divisions, functional areas, and groups in an organization independently Collect the same piece of information. Because it is collected and maintained In so many different places, the same data item may have:
1. different Meanings in different parts of the organization,
2. different Names may be used for the same item, and
3. different Descriptions for the same condition. In addition, the fields into which the Data is gathered may have different field names, different attributes, or Different constraints.