Specialization in DBMS MCQs Quiz Online PDF Download

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MCQs on Specialization in DBMS Quiz PDF Download

MCQ. Possible specialization constraint includes

  1. disjoint and total
  2. overlapping and total
  3. overlapping and partial
  4. all of above


MCQ. Leaf nodes in diagrams of generalization and specialization are considered as

  1. extension classes
  2. leaf classes
  3. inverted classes
  4. diverted classes


MCQ. Type of specialization in which all subclasses have membership condition on super class of similar attribute is classified as

  1. constraint-defined specialization
  2. key-defined specialization
  3. entity-defined specialization
  4. attribute-defined specialization


MCQ. Consider representation of specialization and generalization, blank triangle is used to indicate specific constraint called

  1. disjoint node
  2. shared base constraint
  3. schema construct
  4. disjoint constraint