Database Systems MCQs – Practice Test 26 (Chapter 15)
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Free "Introduction to SQL Learning" App Download (Android & iOS) with MCQ: Equality operation on expression "comp. sci. = Comp. Sci." evaluates to; with answers: unknown, null, true, and false. Practice Join Expressions Quiz Questions, download Apple Book (Free Chapter) to manage online assignments.
MCQ 126: The equality operation on expression "comp. sci. = Comp. Sci." evaluates to:
MCQ 127: The physical storage structure of each relation on disk is managed by:
MCQ 128: We can give a meaningful name to the attribute by using the:
MCQ 129: For the elimination of duplicates in a result, we use the keyword:
MCQ 130: SQL specifies strings by enclosing them in:
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