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Author Question: Changing cardinalities ________. A) never occurs in database redesign B) rarely occurs in ... (Read 154 times)

beccaep

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on: Jul 7, 2018
Changing cardinalities ________.
 
  A) never occurs in database redesign
  B) rarely occurs in database redesign
  C) commonly occurs in database redesign
  D) always occurs in database redesign

Question 2

Which of the following is true of clustered indexes?
 
  A) They are normally slower than nonclustered indexes for retrieving data.
  B) Only one is allowed per table.
  C) They are normally slower than nonclustered indexes for updating data.
  D) They do not have data in the bottom level.


emily12345

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

C

Answer to Question 2

B


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