Database Systems Exam MCQs – Practice Test 4 (Chapter 10)
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Download the Formal Relational Query Languages Learning App: Operation that allows combination of information from any two relations, is known as; MCQ with answers: projection, selection, exception, and cartesian product. Practice B+ Trees Quiz Questions, download Kobo e-Book (Free Chapter) for database self paced.
MCQ 16: The basic operations of relational algebra are of type:
MCQ 17: The operation that allows combination of information from any two relations, is known as:
MCQ 18: The set differences are taken between:
MCQ 19: The first extended relational-algebra operation is the:
MCQ 20: The rename operation is expressed by the lower case Greek letter, named:
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