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1) List at least three conditions that contribute to data redundancy and inconsistency. 3 marks 2) Identify and describe three basic operations used to extract
1) List at least three conditions that contribute to data redundancy and inconsistency. 3 marks
2) Identify and describe three basic operations used to extract useful sets of data from a relational database. 3 marks
3) What is an information policy and why is it needed in a firm? 4 marks
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