Each column in a table should have a unique name,and entries in each column should all "match" this column name.
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Q2: In an AND criterion, the overall criterion
Q10: When duplicate column names exist in a
Q11: A relational database is a collection of
Q12: In a relation,the order of the columns
Q13: Access automatically adds double quotation marks around
Q17: Rows are also called _.
A) fields
B) columns
C)
Q18: In a relation, the order of rows
Q18: A relation is a(n)_.
A) attribute
B) column
C) field
D)
Q19: A relational database handles entities,attributes,and relationships by
Q20: A query is a question represented in
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