单项选择题Your network contains a DNS server named DNS1 that runs Windows Server 2008 R2. DNS1 hosts a zone named contoso.com.Dynamic updates are enabled on the zone.The network contains a server named Web1.contoso.com.All computers on the network are configured to use DNS1 as their DNS server.You need to ensure that users can connect to Web1.contoso.com by using the name portal.contoso.com.The solution must ensure that the users can connect by using portal. contoso.com if the IP address of Web1.contoso.com changes.Which type of resource record should you create?()

A. Alias (CNAME)
B. Host (A)
C. Host Information (HINFO)
D. Pointer (PTR)


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1.单项选择题Your company has two servers that run windows server 2008 named server2 and server3, both servers have the DNS server role installed. Server3 is configured to forward all DNS requests to server2. You update a DNS record on server2, you need to ensure that server3 is able to immediately resolve the updated DNS record. What should you do?()

A.Run the dnscmd /clearcache on server3.
B.Run the ipconfig /flushdns command on server3.
C.Decrease the time-to-live (TTL) on the start of authority (SOA) record of na.contoso.com to 15minutes.
D.Increase the retry interval value on the start of authority (SOA) record of na.contoso.com to 15 minutes.

4.单项选择题Your company has active directory certificate services (AD CS) and network access protection (NAP) deployed on the network. You need to configure the wireless network to accept smart cards. What should you do?()

A.Configure the wireless network to use WPA2, PEAP and MSCHAP v2.
B.Configure the wireless network to use WPA2, 802.1X authentication and EAP-TLS.
C.Configure the wireless network to use WEP, 802.1X authentication, PEAP, and MSCHAP v2.
D.Configure the wireless network to use WEP,PEAP, and MSCHAP v2 and also require strong user passwords.

7.单项选择题You have a server that runs windows server 2008 you need to configure the server as a VPN server. What should you install on the server?()

A.Windows deployment Services role and deployment server role service.
B.Windows deployment services role and deployment transport role service.
C.Network policy and access services role and routing and remote access services role service.
D.Network policy and access services and host credential authorization protocol role service.

8.单项选择题Your company has servers that run windows server 2008. All client computers run windows XP service pack2 (sp2). Windows 200 professional. Or windows vista. You need to ensure all computers can use the ipv6 protocol. What should yo do?()

A.Install serivce pack 4 on all windows 2000 professioanl computers.
B.Upgrade the windows 2000 professional computers to windows XP SP2.
C.Run the IPv6.exe tool on the windows 2000 professional and windows xp computers.
D.Install active directory client extention (DSClient.exe ) on the windows 2000 professional and windows xp computes.

10.单项选择题Your corporate network has a member server named RAS1 that runs windows server 2008. You configure RAS1 to use the routing and remote access service (RRAS). The companys remote access policy allows members of the domain users group to dial in to RAS1. The company issues smart cards to all employees. You need to ensure that smart card users are able to connect to RAS1 by using a dial-up connection. What should you do?()

A.Install the network policy server (NPS) on the RAS1 server.
B.Create a remote access policy that requires users to authenticate by using SPAP.
C.Create a remote access policy that requires uses to authenticate by using EAP-TLS.
D.Create a remote access policy that requires uses to authenticate by using MS-CHAPv2.

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