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Author Question: Which of the following is not part of a "final accuracy check" when creating relational tables from ... (Read 71 times)

debasdf

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on: Apr 8, 2019

Question 1

Which of the statements below is false with regards to creating database tables from an REA diagram?
◦ M:N relationships must be implemented as separate tables.
◦ 1:N relationships are implemented with the primary key of the 1 side becoming a foreign key on the N side.
◦ 1:1 relationships are implemented with the primary key of either entity included as a foreign key in the table representing the other entity.
◦ All of these are true.

Question 2

Which of the following is not part of a "final accuracy check" when creating relational tables from an REA diagram?
◦ Every attribute in every table is single-valued (i.e., each table is a flat file).
◦ Every event must be linked to at least one resource.
◦ Every table must have a primary key.
◦ Other non-key attributes in each table must be either a fact about the thing designated by the primary key or foreign keys used to link that table to another table.
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Marked as best answer by debasdf on Apr 8, 2019

HandsomeMarc

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Reply #1 on: Apr 8, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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debasdf

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Reply #2 on: Apr 8, 2019
Thank you!


HandsomeMarc

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Reply #3 on: Apr 8, 2019
Always glad to help...


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