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Author Question: The creation of a separate relation is sometimes required to represent a relationship. Indicate ... (Read 51 times)

nautica902

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on: Jul 7, 2018
The creation of a separate relation is sometimes required to represent a relationship.
 
  Indicate whether the statement is true or false

Question 2

When data are processed online, it is less likely that data-validity errors will be caught.
 
  Indicate whether the statement is true or false


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karlss

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

TRUE
Explanation: This is particularly common when a relation violates 2nd and 3rd normal form. In these cases, new relations are created.
CL

Answer to Question 2

FALSE
Explanation: In an online system, most problems can be easily identified and resolved before permanently saving data to a storage device using values validation techniques.
CL


nautica902

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Reply 2 on: Jul 7, 2018
Gracias!

parker125

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Reply 3 on: Yesterday
Wow, this really help

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