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Author Question: Accuracy is improved by better feedback. Indicate whether the statement is true or ... (Read 61 times)

renzo156

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on: Jul 7, 2018
Accuracy is improved by better feedback.
 
  Indicate whether the statement is true or false

Question 2

Which of the following best defines a composite 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


ricroger

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

TRUE

Answer to Question 2

C


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