A technician is troubleshooting a network connectivity issue on a MFD and would like to eliminate the possibility of another device on the network having the same IP address. The technician should：（）
A. disconnect the MFD and ping the IP address.
B. disconnect the MFD and ping the subnet mask.
C. disconnect the MFD and ping the loopback address.
D. run the ipconfig command from the command prompt.
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安全阀调整时，起跳压力一般为操作允许最高压力的（）。
A. 1.1-1.2倍
B. 1.05-1.2倍
C. 1.05-1.1倍
D. 1.0-1.2倍
决策支持系统主要支持哪种类型的管理决策活动（）
A. 结构化问题
B. 半结构化问题
C. 非结构化问题
D. 非结构化简单问题
When onsite repairing a printer the technicians cell phone rings and it is a personal call， how should the technician handle this？（）
Answer the call and talk to your friend at the customer site.
B. Answer the call and tell the friend you will call them later.
C. Let it go to voicemail， call them back between service calls.
D. Let it ring and call the friend back when the customer leaves.
When arriving at the customers location， two different users describe the problem， and from their description it seems to be two separate problems. Which of the following is an appropriate step to take？（）
A. Ignore both of them and decide what the real problem is.
B. Set up a separate call for each problem.
C. Have them duplicate the problem at the device.
D. Ask a third person and see if the problem is the same thing.
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