题目内容

为了提高信道利用率,使多路信号互不干扰地在同一条信道上传输,这种方式叫做多路复用。

A. 正确
B. 错误

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根据水库对径流的调节能力,水库可分为:日调节水库、周调节水库、()、多处调节水库。

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You are the administrator of a small network supporting Windows NT 4.0 computers. You configure a setup script to automatically upgrade Windows NT Workstation 4.0 computers to Windows 2000 Professional. When you attempt to test the process on a single computer, you receive this error message: "The specified Setup script file (path:\unattend.txt) is inaccessible or invalid. Contact your system administrator." Which action will most likely resolve this error? ()

Add the UnattendedInstall="Yes" parameter to the [Unattended] section of your Unattend.txt file
B. Add the UnattendMode=FullUnattended parameter to the [Data] section of your Unattend.txt file
C. Add the UnattendedInstall="Yes" parameter to the [GuiUnattended] section of your Unattend.txt file
D. Add the UnattendMode=FullUnattended parameter to the [Unattended] section of your Unattend.txt file

从均值为200、标准差为50的总体中抽取容量为100的简单随机样本,样本均值的标准差是()。

A. 50
B. 10
C. 5
D. 15

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