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Author Question: Client usually get ________. A) static IP addresses B) ephemeral IP addresses C) dynamic IP ... (Read 143 times)

rmenurse

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on: Jul 7, 2018
Client usually get ________.
 
  A) static IP addresses
  B) ephemeral IP addresses
  C) dynamic IP addresses
  D) None of the above.

Question 2

When would it be appropriate to use factless fact tables?
 
  What will be an ideal response?
Modern Database Management ¦ Hoffer, Venkataraman, Topi ¦ 13th Edition
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JYan

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

Answer: C

Answer to Question 2

There are some situations where we would want to just keep keys to dimensions but no facts. One case would be a data warehouse to keep track of events, such as attendance in a course. Another case would be coverage, taking inventory of the set of possible occurrences.


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