A ______ is the combination of one or more column values in a table that make a row of data unique within the table.
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Correct answer: (D) primary key
From CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM)
This is question 147 of CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.