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Specialization MCQ (Multiple Choice Questions) PDF Download

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The MCQ: In an E-R diagram, specialization is represented by a "Specialization" App Download [Free] with answers: hollow arrow-head, solid arrow-head, dashed arrow-head, and double arrow-head to study computer engineering courses. Practice Specialization Quiz Questions, download Google e-Book (Free Sample) to learn online certificate courses.

Specialization Questions and Answers PDF Download

MCQ: 1

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
MCQ: 2

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
MCQ: 3

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
MCQ: 4

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
MCQ: 5

Specialization emphasizes on differences by creating distinctions among

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

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