Computer Science Online Courses
Chapter 15: Database Systems Exam Tests
Database Systems MCQs - Chapter 15
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MCQ 276: The query for finding the Distinct department names of all instructors, would be
MCQ 277: SQL statements can be embedded with in general-purpose programming languages, like
MCQ 278: SQL allows duplicates in relations as well as in the results of
MCQ 279: The set of relations in a database must be specified to the system by means of a
MCQ 280: We can test for the existence of duplicate tuples in a subquery by using the
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