Why do some systems developers believe the data model is the most important part of IS requirements?
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Q9: A common mistake many people make when
Q10: During requirements structuring,a _ model represents conceptual
Q11: The most common format used for data
Q12: The primary deliverable from the physical data
Q13: Describe conceptual data modeling.How is it used?
Q15: A physical data model is a detailed
Q16: An entity _ is a collection of
Q17: An entity _ is a single occurrence
Q18: On what basis are objects referenced,selected,qualified,sorted,and categorized?
A)Attributes
Q19: What unique characteristic(s)distinguish(es)each object from other objects
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