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Author Question: Which of the following database models represent entities as two-dimensional tables, with records as ... (Read 190 times)

jman1234

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  • Posts: 560
on: Jul 7, 2018
Which of the following database models represent entities as two-dimensional tables, with records as rows, and attributes as columns?
 
  A) relational database model
  B) hierarchical database model
  C) network database model
  D) object-oriented database model
  E) semantic database model

Question 2

A ________ key refers to an attribute that appears as a non-primary key attribute in one entity and as a primary key attribute (or part of a primary key) in another entity.
 
  A) primary
  B) table
  C) foreign
  D) super
  E) candidate


cam1229

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

A

Answer to Question 2

C


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