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Author Question: In general, each relation should have ________. A) one and only one theme B) one or more themes ... (Read 88 times)

londonang

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on: Jul 7, 2018
In general, each relation should have ________.
 
  A) one and only one theme
  B) one or more themes
  C) exactly two themes
  D) one or two themes

Question 2

Minimum cardinality refers to ________.
 
  A) the most instances of one entity class that can be involved in a relationship with one instance of another entity class
  B) the minimum number of entity classes involved in a relationship
  C) whether or not an instance of one entity class is required to be related to an instance of another entity class
  D) whether or not an entity is a weak entity


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Swizqar

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Reply #1 on: Jul 7, 2018
Answer to Question 1

A

Answer to Question 2

C


londonang

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Reply #2 on: Jul 7, 2018
Thank you :)


Swizqar

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Reply #3 on: Jul 7, 2018
Happy to help you


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