ocp考試題庫：11g-1Z0-051-v9.02-011題：完整題庫請點(diǎn)擊這里聯(lián)系老師咨詢了解

11. View the Exhibit and examine the structure of the PRODUCTS table.

All products have a list price.

You issue the following command to display the total price of each product after a discount of 25% and a

tax of 15% are applied on it. Freight charges of $100 have to be applied to all the products.

SQL>SELECT prod_name, prod_list_price -(prod_list_price*(25/100))

+(prod_list_price -(prod_list_price*(25/100))*(15/100))+100

AS "TOTAL PRICE"

FROM products;

What would be the outcome if all the parenthese s are removed from the above statement?

A. It produces a syntax error.

B. The result remains unchanged.

C. The total price value would be lower than the correct value.

D. The total price value would be higher than the correct value.

此題答案選：B