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Author Question: Which of the following best defines a natural key? A) It is an arbitrary, random key with no ... (Read 26 times)

kamilo84

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on: Jul 7, 2018
Which of the following best defines a natural key?
 
  A) It is an arbitrary, random key with no business meaning
  B) It is an attribute that naturally belongs to the entity
  C) It is made up of two or more attributes combined
  D) It is an attribute that could potentially be used for a primary key

Question 2

State transition diagrams illustrate a succession of interactions between classes or object instances over time.
 
  Indicate whether the statement is true or false


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lkoler

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

B

Answer to Question 2

FALSE


kamilo84

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Reply #2 on: Jul 7, 2018
Correct answers!


lkoler

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Reply #3 on: Jul 7, 2018
Great! Please up vote :D


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