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【单选题】

In the context of MPLS，what is the correct action to be performed when an aggregate label is received ？（）

A、It adds the VPN label into the top label in the MPLS label stack

B、It replaces the top label in the MPLS label stack with a VPN label and propagates

C、It replaces the bottom label in the MPLS label stack with a VPN label and propagates

D、It removes the top label in the MPLS label stack and does a Layer 3 lookup on underlying IP packets

E、None of above

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更多“In the context of MPLS，what is the correct action to be performed when an aggregate label is received ？（）”相关的问题
第1题
[单选题] Derek has created a view in the products.nsf database. Derek wants the markup column in the view to display the selling price of the cost. He wants this value to display in currency. Which one of the following should derekl do? （）

A、 use the @currenty in thr column formula in the view    B、 Select currency on the numbers tab in the view properties box   C、 Select currency on the numbers tab in the column properties box   D、 Select currency on the numbers tab in the field properties box   

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第2题
[] Your company has multiple DNS servers in the main office.  You plan to install DNS on a member server in a branch office.You need to ensure that the DNS server in the branch office is able to query any DNS server in the main office， and you need to limit the number of DNS records that are transferred to the DNS server in the branch office. What should you do？ （）

A、A.Configure a secondary zone on the DNS server in the branch office.  B、B.Configure a stub zone on the DNS server in the branch office.  C、C.Configure a stub zone on the DNS server in the main office.  D、D.Configure a primary zone on the DNS server in the branch office.  

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第3题
[单选题] Your company has multiple DNS servers in the main office. You plan to install DNS on a member server in a branch office. You need to ensure that the DNS server in the branch office is able to query any DNS server in the main office， and you need to limit the number of DNS records that are transferred to the DNS server in the branch office. What should you do？（）

A、 Configure a secondary zone on the DNS server in the branch office.  B、 Configure a stub zone on the DNS server in the branch office  C、 Configure a stub zone on the DNS server in the main office.  D、 Configure a primary zone on the DNS server in the branch office.  

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第4题
[单选题] management has asked bob to post an introductory welcome page when notes users first open the video application in which one of the following places should bob put the welcome message?（）

A、 in a document named welcome   B、 in the  database about doc   C、 in the  database using doc   D、 in the first page in the database design  

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第5题
[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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第6题
[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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第7题
[单选题]  Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?（）

A、 use the @function @decimal in the column formula in the view   B、 select decimal on the numbers tab in the view properties box   C、 select decimal on the numbers tab in the column properties box  D、 use the @function @decimal to format the value in the field on the form that will display in the view   

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第8题
[单选题] You install a new USB scanner on a Windows 2000 Professional computer. Two weeks later， the user of the computer informs you that when he scans images with the scanner， the colors do not display correctly. When he prints the scanned images， the colors print correctly. You need to ensure that the scanned images display the correct colors. What should you do？ （）

A、In scanners and cameras in control panel， remove the color management profile.  B、In the display properties in control panel， set the Windows color scheme to Windows standard.  C、In the advanced properties of the display properties in control panel， remove all color management profiles.  D、In the display properties in control panel， increase the colors setting.  

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第9题
[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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第10题
[单选题] Your network consists of a single Active Directory domain. The network contains a server that runs Windows Server 2003 Service Pack 2 （SP2）. The server has an application that runs as a service. The application uses a domain service account to access other servers in the domain. Security policies require that users reset their passwords every 30 days. After the application runs for a month， the application fails.You need to ensure that the application starts and can access the remote servers. What&#

A、In the Services snap-in, set the service to log on as the Local System account and start the service.  B、In the Services snap-in, set the service to log on as the Local Administrator account and start the service.  C、In Active Directory Users and Computers, reset the server’s computer account. In the Services snap-in, start the service.  D、In Active Directory Users and Computers, set the Account Expires option to Never. In the Services snap-in, start the service.   

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