ERM Types Constraints MCQs Quiz Online PDF Book Download

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MCQ on ERM Types ConstraintsQuiz Book Download

MCQ: Considering binary relationships, possible cardinality ratios are

  1. one : one
  2. 1 : N
  3. M : N
  4. all of above

D

MCQ: Types of partial constraints are

  1. total and partial
  2. intensive and extensive
  3. minimum and maximum
  4. floating and string

A

MCQ: Relationship type in which one attribute is migrated to N-side of relationship is classified as

  1. 4:N
  2. 3:N
  3. 1:N
  4. 2:N

C

MCQ: For a relationship type, participation constraints and cardinality ratio are considered together to make

  1. intensive constraints
  2. recursive constraints
  3. composite constraints
  4. structural constraints

D

MCQ: Constraint which specifies minimum number of relationship instances is classified as

  1. participation constraint
  2. non-participation constraint
  3. extensive constraint
  4. intensive constraint

A