Which of the Following Queries Is Used to List a Unique

question 15

Multiple Choice

Which of the following queries is used to list a unique value for V_CODE,where the list will produce only a list of those values that are different from one another?

• A)SELECT ONLY V_CODE FROM PRODUCT;
• B)SELECT UNIQUE V_CODE FROM PRODUCT;
• C)SELECT DIFFERENT V_CODE FROM PRODUCT;
• D)SELECT DISTINCT V_CODE FROM PRODUCT;

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Definitions:

Exchange Rate

The price at which one currency can be exchanged for another currency.

Units

Refers to a measure of quantity or amount in a specified dimension such as length, mass, time, etc., or in the context of economics and finance, the smallest portion of a product or financial instrument.

Percent Saving

The percentage of the original price saved as a result of a discount or offer.

U.S. Border

The geographical boundary separating the United States from neighboring countries.