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Chapter 17: Database Systems Exam Tests
Database Systems MCQs - Chapter 17
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MCQ 11: An option in view maintenance, in which only the affected part of the view is modified is known as
MCQ 12: The process of replacement of a nested query by a query with a join is called
MCQ 13: The technique chosen by the database system for evaluation of an operation depends on the size of
MCQ 14: The term that optimizes subexpressions shared by different expressions in a program is called
MCQ 15: Each relational-algebra expression represents a particular sequence of
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