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Author Question: In order to determine the integrity rules, minimum and maximum cardinality, and time dimensions of ... (Read 19 times)

tiara099

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on: Jul 7, 2018
In order to determine the integrity rules, minimum and maximum cardinality, and time dimensions of data, an analyst might ask, Are values for data characteristics limited in any way?
 
  Indicate whether the statement is true or false

Question 2

No data stores appear on a context diagram.
 
  Indicate whether the statement is true or false


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jaaaaaaa

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

TRUE
Explanation: Integrity rules can limit types of allowed entries to help reduce data mistakes in a new system. For instance, the system may require a date be entered a specific way.
CL

Answer to Question 2

TRUE
Explanation: Because the data stores of the system are conceptually inside the one process, no data stores appear on a context diagram.
CL


tiara099

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Reply 2 on: Jul 7, 2018
Gracias!

nanny

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Reply 3 on: Yesterday
Wow, this really help

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