Weak Entity Types MCQs Quiz Online PDF Download

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MCQs on Weak Entity TypesQuiz PDF Download

MCQ: Weak entities and their identifying relationship in ER diagrams are represented by

  1. oval shape with double line
  2. rectangle shape with double line
  3. square shape with double line
  4. diamond shape with double line

D

MCQ: Entities that have key attributes to be distinct are considered as

  1. weak entity
  2. strong entity
  3. single entity
  4. foreign entity

B

MCQ: Parent entity type or identifying entity type are considered as other names of

  1. dominant entity type
  2. non dominant entity type
  3. composite entity type
  4. non foreign entity type

A

MCQ: In entity-relationship, entity type which has existence dependency constraint is classified as

  1. single entity
  2. foreign entity
  3. weak entity
  4. strong entity

C

MCQ: Set of key attributes that identify weak entities related to some owner entity is classified as

  1. structural key
  2. partial key
  3. string key
  4. foreign key

B