Three types of data models used today are: the hierarchical model, the network model and the relational model.
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Q3: Queries in Access are utilized by users
Q5: In a hierarchical data model,data elements are
Q7: In Access,users can edit database information in
Q9: SQL is based on relational algebra and
Q10: A company would like to implement a
Q12: Which of the following correctly describes the
Q13: Access is a simple database management system
Q14: Each attribute in a table can have
Q15: Classes could be grouped into Resources (R),Entities
Q20: The "Where" SQL clause can be used
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