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Author Question: Identify the attribute below that would not make a good primary key. (Read 12 times)

khang

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Question 1

Identify the attribute below that would not make a good primary key.
◦ Birthdate.
◦ Social security number.
◦ A unique number automatically generated by the system.
◦ Cell phone number.

Question 2

Identify the attribute below that would not make a good primary key.
◦ Adjusted gross income.
◦ Social security number.
◦ A unique number automatically generated by the system.
◦ Cell phone number.


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Marked as best answer by khang on Apr 8, 2019

pocatato

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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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khang

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Reply 2 on: Apr 8, 2019
Gracias!


xiaomengxian

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Reply 3 on: Yesterday
Wow, this really help

 

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