The role of a database is to provide short-term memory for an information system.
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Q6: In the traditional life cycle,the systems implementation
Q7: The external schema of a database represents
Q8: The characteristic of consistency in data quality
Q9: Although establishing a common vocabulary among different
Q10: Refinements to the conceptual data model usually
Q12: The systems analysis phase produces problem statement
Q13: An system is a set of unrelated
Q14: The two main activities in the logical
Q15: Indexing on a column or group of
Q16: The first two phases of database development
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