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Author Question: Separate operational data sources cannot contain overlapping information. Indicate whether the ... (Read 61 times)

bobypop

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on: Jul 7, 2018
Separate operational data sources cannot contain overlapping information.
 
  Indicate whether the statement is true or false

Question 2

Which of the following (regarding the relation ENROLLMENT) represents the insertion anomaly?
 
  A) Inability to insert a student without adding a class
  B) Inability to insert a class without adding a student
  C) Inability to insert a class name without a class ID
  D) Inability to insert a student name without a student ID


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BUTTHOL369

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

FALSE

Answer to Question 2

B


bobypop

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Reply 2 on: Jul 7, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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