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Author Question: Discuss the rules for normalization. What will be an ideal ... (Read 76 times)

swpotter12

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on: Jul 7, 2018
Discuss the rules for normalization.
 
  What will be an ideal response?

Question 2

Generally speaking, a use-case model is developed during the:
 
  A) analysis phase.
  B) logical design phase.
  C) implementation phase.
  D) selection phase.
  E) production phase.


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shoemake

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

Although the first normal form was not directly mentioned in the textbook, it requires the removal of repeating data, so there is a single value at the intersection of each row and column of the relation. Relations are in second normal form if nonkey attributes require the whole key for identification. Relations are in third normal form if no transitive dependencies exist in the relation.
CL

Answer to Question 2

A
Explanation: A) A use-case diagram is considered part of the analysis phase because it depicts the use cases and actors for a system which is considered foundational.
CL


swpotter12

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Reply 2 on: Jul 7, 2018
Thanks for the timely response, appreciate it

lcapri7

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Reply 3 on: Yesterday
Wow, this really help

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