Database Design and ER Model Multiple Choice Questions and Answers 1 PDF Download

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Study database design and er model quiz with multiple choice question (MCQs): in an e-r diagram, specialization is represented by a, for bachelor degree and masters in data science degree courses with choices solid arrow-head, hollow arrow-head, dashed arrow-head, double arrow-head for online competitive exams, certifications tests for financial aids, scholarships contests in universities. Practice skills assessment test to learn online specialization quiz questions with database management system MCQs for IT certifications competitive exam prep.

MCQ on Database Design and ER Model Test 1Quiz PDF 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: Relationship between weak entity set and identifying entity set's association is known as

  1. Owner relationship
  2. Existence relationship
  3. Dependency relationship
  4. Identifying relationship

D

MCQ: Mapping cardinalities are useful in describing

  1. Unary relationships
  2. Binary relationships
  3. Composite relationships
  4. Simple relationships

B

MCQ: A weak entity set can make participation in any relationship other than the

  1. Strong relationship
  2. Relational relationship
  3. Domain relationship
  4. Identifying relationship

D

MCQ: Mapping cardinalities can be of type

  1. 2 types
  2. 3 types
  3. 4 types
  4. 5 types

C