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【单选题】

You replaced your Layer 3 switch，which is the default gateway of the end users. Many users cannot access anything now，including email，Internet，and other applications，although other users do not have any issues. All of the applications are hosted in an outsourced data center. In order to fix the problem，which one of these actions should you take？（）

A、Clear the MAC address table in the switch.

B、Clear the ARP cache in the switch.

C、Clear the ARP cache in the end devices.

D、Clear the ARP cache in the application servers.

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更多“You replaced your Layer 3 switch，which is the default gateway of the end users. Many users cannot access anything now，including email，Internet，and other applications，although other users do not have any issues. All of the applications are hosted in an outsourced data center. In order to fix the problem，which one of these actions should you take？（）”相关的问题
第1题
[单选题] A customer recently purchased a new x3550 M3 server and one of the hard drives has failed. The customer has a standard warranty. They called you asking for a replacement. Which action should the customer take？（）

A、Contact the IBM FTSS to replace the drive  B、Contact the IBM CSR or SSR to replace the drive  C、Order a replacement drive  D、Contact IBM Service  

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第2题
[单选题] You are creating a Windows Communication Foundation （WCF） service that implements operations in a RESTful manner.You need to add a delete operation. You implement the delete method as follows. string void DeleteItems（string id）；You need to configure WCF to call this method when the client calls the service with the HTTP DELETE operation. What should you do？（）

A、 Add the WebInvoke（UriTemplate = "/Items/{id}"，Method="DELETE"） attribute to the operation.  B、 Add the HttpDelete attribute to the operation.  C、 Replace the string parameter with a RemovedActivityAction parameter.  D、 Replace the return type with RemovedActivityAction.  

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第3题
[单选题] You are developing an ASP.NET Dynamic Data Web application. Boolean fields must display as Yes or No instead of as a check box. You replace the markup in the default Boolean field template with the following markup.You need to implement the code that displays Yes or No. Which method of the FieldTemplateUserControl class should you override in the BooleanField class？（）

A、OnLoad  B、Construct  C、OnDataBinding  D、SaveControlState  

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第4题
[单选题] You deployed new fibers in your network to replace copper spans that were too long. While reconnecting the network，you experienced network problems because you reconnected wrong fibers to wrong ports. What could you do to prevent this type of problem in the future，particularly when connecting and reconnecting fiber pairs？（）

A、Only use fiber in pairs.  B、Configure root guard on your switches.  C、Do not use fiber but use copper.  D、Configure UDLD to prevent one-way link conditions.  

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第5题
[多选题] You attach a USB camera to your Windows 2000 Professional computer. Windows 2000 Professional detects the camera and prompts you to install the manufacturer’s device driver. You do it， and then you restart the computer. When Win2000 Professional loads， you notice that your USB keyboard does not respond. You suspect that the camera drivers are not certified for Win2000 Professional. You want to configure your computer to enable your use keyboard and to prevent uncertified drivers from being installed in the fu

A、Configure Windows 2000 Professional to enable driver signing.  B、Configure Windows 2000 Professional to disable driver signing.  C、Start the computer by using the recovery console， restore the system state data.  D、Start the computer in safe mode， replace the camera driver with a Windows 2000 Professional driver by using Device Manager.  E、Start the computer in debug mode， replace the camera driver with a Windows 2000 Professional driver by using Device Manager.  

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第6题
[单选题] You deployed new fibers in your network to replace copper spans that were too long. While reconnecting the network， you experienced network problems because you reconnected wrong fibers to wrong ports. What could you do to prevent this type of problem in the future， particularly when connecting and reconnecting fiber pairs？（）

A、Only use fiber in pairs.  B、Configure root guard on your switches.  C、Do not use fiber but use copper.  D、Configure UDLD to prevent one-way link conditions.  

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第7题
[单选题] You deployed new fibers in your network to replace copper spans that were too long. While reconnecting the network， you experienced network problems because you reconnected wrong fibers to wrong ports. What could you do to prevent this type of problem in the future， particularly when connecting and reconnecting fiber pairs？ （）

A、 Only use fiber in pairs.  B、 Configure root guard on your switches.  C、 Do not use fiber but use copper.  D、 Configure UDLD to prevent one-way link conditions.  

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第8题
[多选题] AutoQoS Discovery has run on the Acme Entertainment Company’s network for several days and has produced the suggested policy shown in the exhibit. Acme wishes to 1） allow more bandwidth for browser-type traffic because it is the job of many of their employees to be browsing the web as a part of their job， and 2） to allow greater bandwidth for file transfers because they expect an upcoming surge in movie uploads and downloads. Which two statements would you replace to best accomplish those go

A、in class class-default, replace fair-queue with bandwidth remaining percent 50   B、in class autoqos-transactional-Fa0/1, replace bandwidth remaining percent 40 with bandwidth remaining percent 20   C、in class autoqos-transactional-Fa0/1, replace bandwidth remaining percent 40 with bandwidth remaining percent 30   D、in class autoqos-Bulkl-Fa0/1, replace bandwidth remaining percent 19 with bandwidth remaining percent 25   E、in class autoqos-Scavenger-Fa0/1, replace bandwidth remaining percent 1 with bandwidth remaining percent 10   F、in class autoqos-Signaling-Fa0/1, replace bandwidth remaining percent 4 with bandwidth remaining percent 1   

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第9题
[单选题] As an alternative to setting the Visible property to No for the ORDERS_WINDOW, which built-in could you use to achieve the same result? （）

A、HIDE_WINDOW   B、CLOSE_WINDOW   C、REPLACE_CONTENT_VIEW  D、GET_WINDOW_PROPERTY  

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第10题
[单选题] You are using VTP version 2 in your network to transport VLAN information between switches. When adding a switch to the network that has been used in the lab previously， you notice that a lot of the existingVLANs have been deleted or replaced with other names. What can you do to prevent this from happeningin the future， without losing all VTP features that you are using today？（）

A、configure a hard-to-guess VTP domain name  B、use a hard-to-guess VTP password  C、use VTP transparent mode  D、implement VTP version 3  

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