Database Design and ER Model Multiple Choice Questions 1 PDF Download

Learn database design and er model multiple choice questions (MCQs), db test 1 for online course prep exams. Practice specialization MCQs questions and answers on specialization, entity relationship diagrams, constraints in dbms for securing opportunities for computer science students.

Free database design and er model quiz online, study guide has multiple choice question on in an e-r diagram, specialization is represented by a with options solid arrow-head, hollow arrow-head, dashed arrow-head and double arrow-head to test online e-learning skills for viva exam prep and job's interview questions with answers key. Study to learn specialization quiz questions with online learning 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