Which of the Following Statements About Creating Constraints Is Incorrect?​

question 74

Multiple Choice

Which of the following statements about creating constraints is incorrect?​

• A) ​If you do not provide a name for a constraint,the Oracle 12c server will issue an error message.
• B) ​There are two approaches for creating constraints: at the column level or the table level.
• C) ​One industry convention is to use the format tablename_columnname_constraint type for the constraint name.
• D) ​none of the above

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Definitions:

FIFO

"First In, First Out," an inventory valuation method where goods purchased or produced first are sold or used first.

Ending Inventory

The total value of goods remaining unsold at the end of an accounting period, calculated as a part of the cost of goods sold.

Periodic Inventory System

An accounting method where inventory levels and cost of goods sold are determined at set intervals, typically at the end of an accounting period.

FIFO

First-In, First-Out, a method used in inventory management where the first items placed in inventory are the first to be used or sold.