题目内容

按交换方式来分类,计算机网络可以分为电路交换网,报文交换网和()三种。

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试论述溅渣护炉枪位的重要性

在井下噪声测量数值通过电缆传输中,使噪声幅度产生()。

A. 不变
B. 增高
C. 衰减
D. 不确定

普通护照的持有人未满16周岁的,其护照的有效期为()

A. 5年
B. 6年
C. 7年
D. 8年

You install a Zip device on your Windows 2000 Professional computer. You reboot your computer only to find out that the computer does not respond at all. You reboot into Safe Mode, and again, the computer does not respond. How do you recover from this problem?()

A. Use the listsvc command to disable the Zip device driver
B. Select Recovery Console from the Recovery Menu.
C. Use the disable command to disable the Zip device driver
D. Select the Debug mode from the Windows 2000 Advanced Options menu
E. Insert the Emergency Repair Disk and specify the path of the recovery file on the hard disk
F. Start the computer using the Windows 2000 Professional CD-RO

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