Database Systems MCQs – Mock Test 65
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Download "Specialization Quiz" App: Specifying whether or not an entity in the superclass set must belong to at least one of subclass sets within specialization, by the constraint type; MCQ with answers: disjointness constraint, completeness constraint, existence constraint, and overlapping constraint. Learn Database Design and ER Model Questions and Answers, Apple iBook to download free chapter to enhance research methods.
MCQ 321: Specifying whether or not an entity in the superclass set must belong to at least one of subclass sets within specialization, by the constraint type:
MCQ 322: The operation that can be thought of as viewing a slice of the data cube, is referred to as:
MCQ 323: In E-R diagrams, a weak entity set is represented via a:
MCQ 324: A logical entity including a SQL statement is called:
MCQ 325: Time critical systems, focuses on having the factor of:
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