题目内容

You wish to upgrade the IOS of a router without removing the image currently installed.What command will display the amount of memory that is being used by the current IOS image and whether there is enough room available to hold both the current and new images?（）

A. Router# show version
B. Router# show flash
C. Router# show memory
D. Router# show buffers
E. Router# show running-config
F. All of the above

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构支架组立完成后，应及时将构支架进行（）。

A. 加固
B. 固定
C. 接地
D. 加载

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变压器进行短路阻抗和负载损耗试验时，试验电流可用（）。

A. 2倍额定值
B. 1.5倍额定值
C. 1倍额定值
D. 低于额定值

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You install an updated device driver for a zip drive on a Windows 2000 Professional computer. You restart the computer. During the startup process, the computer stops responding. You then restart the computer in the Safe Mode. During the startup process, the computer stops responding again. You suspect the new device driver is causing the problem. You want to resolve the problem so that the computer starts successfully. What should you do?（）

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

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导线连接前应清除表面的氧化膜，并涂上一层导电脂，以减小导线的接触电阻。

A. 正确
B. 错误

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You wish to upgrade the IOS of a router without removing the image currently installed.What command will display the amount of memory that is being used by the current IOS image and whether there is enough room available to hold both the current and new images?（）

A. Router# show version B. Router# show flash C. Router# show memory D. Router# show buffers E. Router# show running-config F. All of the above

构支架组立完成后，应及时将构支架进行（）。

变压器进行短路阻抗和负载损耗试验时，试验电流可用（）。

导线连接前应清除表面的氧化膜，并涂上一层导电脂，以减小导线的接触电阻。

A. Router# show version
B. Router# show flash
C. Router# show memory
D. Router# show buffers
E. Router# show running-config
F. All of the above