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Author Question: In crow's foot style E-R diagrams, a single entity together with a related set of entities that each ... (Read 81 times)

plus1

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on: Jul 7, 2018
In crow's foot style E-R diagrams, a single entity together with a related set of entities that each contain specific sets of attributes related to the single entity represent:
 
  A) a strong entity relationship.
  B) an ID-dependent weak entity relationship.
  C) a non-ID-dependent weak entity relationship.
  D) a supertype / subtype relationship.
  E) a recursive entity relationship.

Question 2

Column family databases are indistinguishable from relational database tables.
 
  Indicate whether the statement is true or false


cpetit11

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

D

Answer to Question 2

FALSE


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