Specialization MCQs & Quiz Online PDF Book Download

Specialization multiple choice questions (MCQs), specialization quiz answers to learn online CS courses for database management online classes. Database design and er model MCQs, specialization quiz questions and answers for online bachelor's degree computer science. Learn uml diagram, database system development, generalization, dbms design process, constraints in dbms, specialization test prep for data science certification.

Learn database design and er model MCQ: in an e-r diagram, specialization is represented by a, with choices hollow arrow-head, solid arrow-head, dashed arrow-head, and double arrow-head for online bachelor's degree computer science. Practice merit scholarships assessment test, online learning specialization quiz questions for competitive exams in computer science major .

MCQs on Specialization PDF Book Download

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 superclass set must belong to at least one of subclass sets within specialization, by constraint type

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

A

MCQ: 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