In the accompanying figure, which field is the foreign key in the tblBilling table?
A) InvoiceNum
B) VisitID
C) EmployeeID
D) PatientID

Name: In the accompanying figure, which field is the foreign key in the tblBilling table? A) InvoiceNum B) VisitID C) EmployeeID D) PatientID
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Question

Quizplus · Accepted Answer

A foreign key is a field that references the primary key of another table. In this case, VisitID in the tblBilling table refers to the primary key (VisitID) of tblVisit. Therefore, B is the foreign key in the tblBilling table.

In the Accompanying Figure, Which Field Is the Foreign Key