Database Systems MCQs (Computer Science) From Textbook
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Database Systems MCQs – Practice Test for Exam Prep
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The MCQ: A set of one or more attributes that collectively, allow us to identify uniquely a tuple in the relation, is known as; "Database Keys MCQs" App Download [Free] with answers: unique key, special key, super key, and primary key for master degree in computer science. Practice Database Keys Quiz Questions, download Apple Book (Free Chapter) for online software development courses.
A set of one or more attributes that collectively, allow us to identify uniquely a tuple in the relation, is known as
No two tuples in a relation are allowed to have exactly the same value for
Specifying tuples within a given relation, are expressed in terms of the
A superkey may contain extraneous
The values of the attribute values of a tuple must be such that they can uniquely identify the
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