A primary key field can be duplicated in other records of the same relational database table,making it easier to manipulate.
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Q8: The BindingNavigator allows the user _.
A)to control
Q9: It's possible to select only a subset
Q10: Database management systems enable you to access
Q11: An object of a subclass of _
Q12: An ADO.NET Entity Data Model contains only
Q14: Tables from databases are commonly shown in
Q15: There is a _ relationship between a
Q16: Today's most popular database systems are _.
A)
Q17: A relational database model allows relationships between
Q18: When various databases are combined,this is known
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