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Author Question: What are some of the dangers of having redundant data in a database? What will be an ideal ... (Read 58 times)

a0266361136

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on: Jul 7, 2018
What are some of the dangers of having redundant data in a database?
 
  What will be an ideal response?

Question 2

The layer of the IEEE 802 reference model that includes such functions as encoding/decoding of signals and bit transmission/reception is the _________ .
 
  A. physical layer B. control layer
 
  C. logical link layer D. media access layer


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alexisweber49

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

Redundant data makes it easier for mistakes to happen. Data may be updated in one place but not in another, making it inconsistent.

Answer to Question 2

A


a0266361136

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Reply #2 on: Jul 7, 2018
Thank you :)


alexisweber49

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Reply #3 on: Jul 7, 2018
Happy to help you


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