A logical table can be created with information from no more than two physical tables .
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Q3: Relationships are part of the metadata of
Q4: Relationships are specified by the user of
Q5: The logical database is the permanent repository
Q6: The logical database shows the user the
Q7: Queries are used to create views .
Q9: To successfully use a database, a user
Q10: In relational databases, an attribute can be
Q11: A root element is the tag that
Q12: XML is intuitive because it is a
Q13: Every relational database can be described by
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