皮皮学，免费搜题
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搜题
【判断题】
三极管具有电流放大作用,就是用基极小电流来控制集电极大电流。A.
正确
B.
错误
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举一反三
【单选题】You are the administrator of your company’s network. You attempt to install a printer driver on a Windows 2000 computer for a user named Linda. You receive the following error message： "Error 11-Cann...
A.
Configure driver signing to display a message before installing an unsigned driver.
B.
Configure driver signing to ignore File Signature Verification.
C.
Create a Local Computer Policy to enable Windows File Protection.
D.
Use the Add Printer Driver wizard to install the driver.Create a Local Computer Policy to enable Windows File Protection.
E.
Use the Print Troubleshooter.
F.
Configure the computer to prevent the installation of unsigned drivers.