题目内容
You have accidentally deleted a file, you should first look in the ________.
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You can load the Windows desktop, but the system is displaying many errors or is extremely slow, suspect a ________ is present.
You are running a set of applications in order to assess the relative performance of a computer. This act is known as ________.
The ________ of the OS is responsible for interacting with hardware.
Windows uses a database called the ________ for saving most configuration information.
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