Multiple Choice
In the following shorthand representation of a database, the underlined items are _____. INVOICES (INVOICE_NUM, INVOICE_DATE, CUST_ID)
INVOICE_LINE (INVOICE_NUM, ITEM_ID, QUANTITY, QUOTED_PRICE)
ITEM (ITEM_ID, DESCRIPTION, ON_HAND, CATEGORY, LOCATION, PRICE)
A) relations
B) entities
C) nonkey columns
D) primary keys
Correct Answer:
Verified
Correct Answer:
Verified
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