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Specialization MCQs Quiz Online PDF Download eBook

Solve Specialization Multiple Choice Questions (MCQ), specialization quiz answers PDF data science practice test for online courses. Learn database design and er model Multiple Choice Questions and Answers (MCQs), "Specialization Quiz" questions and answers for computer science associate degree. Learn database system development, generalization, dbms design process, constraints in dbms test prep for computer science programs.

"In an E-R diagram, specialization is represented by a" Multiple Choice Questions (MCQ) on specialization with choices hollow arrow-head, solid arrow-head, dashed arrow-head, and double arrow-head for computer science associate degree. Practice specialization quiz questions for merit scholarship test and certificate programs for information and communication technology.

MCQs on Specialization PDF Download eBook

MCQ: In an E-R diagram, specialization is represented by a

  1. Hollow arrow-head
  2. Solid arrow-head
  3. Dashed arrow-head
  4. Double arrow-head

A

MCQ: 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

  1. Completeness constraint
  2. Disjointness constraint
  3. Overlapping constraint
  4. Existence constraint

A

MCQ: The relationship of specialization may also be known as a/an

  1. Subclass-superclass relationship
  2. Superclass-subclass relationship
  3. Higher-level relationship
  4. Lower-level relationship

B

MCQ: A property of entity sets created by specialization and generalization is known as

  1. Entity inheritance
  2. Sets inheritance
  3. Relational inheritance
  4. Attribute inheritance

D

MCQ: Specialization emphasizes on differences by creating distinctions among

  1. Entity sets
  2. Attribute sets
  3. Instances
  4. Relations

A