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Author Question: Identify the five properties of a relation. What will be an ideal ... (Read 39 times)

erika

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on: Jul 7, 2018
Identify the five properties of a relation.
 
  What will be an ideal response?

Question 2

Which of the following statements is true about the cloud?
 
  A) Cloud vendors dynamically allocate physical servers as customer needs vary.
  B) The amount of resources that is leased out to organizations is decided by their lease contracts.
  C) Organizations that use cloud services share hardware through virtualization.
  D) Every organization that uses cloud services is allotted only one virtual machine.


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braelync

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

The five properties that distinguish a relation from a nonrelational table are: (1 ) entries in cells are simple; (2 ) entries in columns are from the same set of values; (3 ) each row is unique; (4 ) the sequence of columns is insignificant; and (5 ) the sequence of rows is insignificant.
CL

Answer to Question 2

C


erika

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Reply 2 on: Jul 7, 2018
YES! Correct, THANKS for helping me on my review

chereeb

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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