【单选题】Employees of a discount appliance store receive an additional 20% off of the lowest price on an item. If an employee purchases a dishwasher during a 15% off sale, how much will he pay if the dishwashe...
【单选题】Since RAM is only active when the computer is on, your computer uses disk to store information even when the computer is off. Which of the following is true ______
A.
When your computer is on, only RAM is used to store information.
B.
When your computer is on, only disk drives are used to store information.
C.
When your computer is off, only RAM is used to store information.
D.
When your computer is off, only disk drives are used to store information.