Database Design and ER Model Multiple Choice Questions and Answers 1 pdf eBooks Download

Learn database design and er model multiple choice questions (MCQs), db test 1 online for exams. Practice specialization MCQs questions and answers on specialization, entity relationship diagrams, constraints in dbms with answers. Free database design and er model quiz, online study guide has helping answer key with choices as solid arrow-head, hollow arrow-head, dashed arrow-head and double arrow-head of multiple choice questions (MCQ) as in an e-r diagram, specialization is represented by a to test learning skills for viva exam preparation and job's interview questions. Study to learn specialization quiz questions to practice online MCQs for competitive exam preparation test.

MCQ on Database Design and ER Model Quiz pdf Download Test 1

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