A(n) ____________________________ key is an alternate identifier for a database. Its value may identify either a single record or a subset of all records.
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Q221: Database technology offers the advantage of storing
Q222: Database technology is _ (simpler or more
Q223: A database management system (DBMS) is somewhat
Q224: A(n) _ is the smallest unit of
Q225: A(n) _ key is a field whose
Q227: A primary key might be created by
Q228: A single file in a database may
Q229: _ keys are pointers to the records
Q230: A(n) _ is a collection of fields
Q231: Most database technologies impose a(n) _ record
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