A ____ operation pares down a table by eliminating columns according to certain criteria.
A) project
B) join
C) find
D) select
Correct Answer:
Verified
Q46: The _ approach to setting up a
Q47: In a relational model,when a primary key
Q48: A _ operation searches data in a
Q49: The _ approach to setting up a
Q50: Grouping objects along with their attributes and
Q52: The data _ component is used for
Q53: A data _ is a collection of
Q54: The data _ component is used to
Q55: _ is information in its original form.
A)Summary
Q56: A _ key uniquely identifies every record
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