The Item class contains a Public method named GetDiscount. The method is a function. An application instantiates an Item object and assigns it to a variable named cellPhone. Which of the following can be used by the application to invoke the GetDiscount method? a. dblDiscount = Item.GetDiscount b. dblDiscount = cellPhone.GetDiscount c. dblDiscount = GetDiscount.cellPhone d. cellPhone.GetDiscount

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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The Item class contains a Public method named GetDiscount. The method is a
function. An application instantiates an Item object and assigns it to a variable named
cellPhone. Which of the following can be used by the application to invoke the
GetDiscount method?
a. dblDiscount = Item.GetDiscount
b. dblDiscount = cellPhone.GetDiscount
c. dblDiscount = GetDiscount.cellPhone
d. cellPhone.GetDiscount

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