Q:

Which of the following can be addressed by enforcing a referential integrity constraint?

mhmadesk

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2022-07-07

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Which of the following can be addressed by enforcing a referential integrity constraint?

All phone numbers must include the area code
Certain fields are required (such as the email address, or phone number) before the record is accepted
Information on the customer must be known before anything can be sold to that custome
When entering an order quantity, the user must input a number and not some text (i.e., 12 rather than ‘a dozen’)

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mhmadesk

2022-07-07

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(c).Information on the customer must be known before anything can be sold to that custome

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