[单项选择]our company has computers in multiple locations that use IPv4 and IPv6. Each location is protected by a firewall that performs symmetric NAT. You need to allow peer-to-peer communication between all locations. What should you do?（）
A. configure dynamic NAT on the firewall.
B. configure the firewall to allow the use of teredo.
C. Configure a link local IPv6 address for the internal interface of the firewall.
D. Configure a global IPv6 address for the external interface of the firewall.

[单项选择]Your company has computers in multiple locations that use IPv4 and IPv6. Each location is protected by a firewall that performs symmetric NAT. You need to allow peer-to-peer communication between all locations. What should you do？ （）
A. Configure dynamic NAT on the firewall.
B. Configure the firewall to allow the use of Teredo.
C. Configure a link local IPv6 address for the internal interface of the firewall.
D. Configure a global IPv6 address for the external interface of the firewall.

[单项选择] 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.

[多项选择]our company has a single active directory forest that has six domains. All DNS servers in the forest run windows serve 2008. You need to ensure that all public DNS queries are channeled though a single-caching-only DNS server.Which two actions should you perform? （）
A. Disable the root hints.
B. Enable BIND secondaries.
C. Configure a forwarder to the caching DNS server.
D. Configure a GlobalNames host (A) record for the hostname of the caching DNS server.

[单项选择]our company has four DNS servers that run windows 2008. Each server has a static ip address. You need to prevent dhcp from assigning the addresses of the DNS servers to DHCP clients. What should you do?（）
A. Create a new scope for the DNS servers.
B. Create a reservation for the DHCP serve.
C. Configure the 005 name servers scope option.
D. Configure an exclusion that contains the ip addresses of the four DNS servers.

[单项选择]our company has a domain controller that runs Windows Server 2008 R2 and the DNS role.The DNS domain is named contoso.com.You need to ensure that inquiries about contoso.com are sent to dnsadmin@contoso.com. What should you do？（）
A. Create a Signature (SIG) record for the domain controller.
B. Modify the Name Server (NS) record for the domain controller.
C. Modify the Service Location (SRV) record for the domain controller.
D. Modify the Start of Authority (SOA) record on the domain controller.

[单项选择]Your company has a domain with multiple sites. You have a domain-based DFS namespace called //contoso.com/Management.The //contoso.com/Management namespace hierarchy is updated frequently.You need to configure the //contoso.com/Management namespace to reduce the workload of the PDC emulator.What should you do？（）
A. Enable the Optimize for scalability option.
B. Enable the Optimize for consistency option.
C. Set the Ordering method option to Lowest cost.
D. Set the Ordering method option to Random order.

[单项选择]Our company has been made one of the largest manufacturers in the field of chemical industry.
A. become, in
B. made, in field of
C. became, in the field
D. been made of, in

[单项选择]our company has a main office and 15 branch offices. The company has a single active directory domain. All servers run windows server 2008.You need to ensure that the VPN connections between the office and the branch offices meet the following requirements:All data must be encrypted by using end-to-end encryption.The vpn connection must use computer-level authentication.User names and passwords cannot be used for authentication.What should do?（）
A. Configure an ipsec connection to use tunnel mode and preshared key authentication.
B. Configure a PPTP connection to use version 2 of the MS-CHAP v2 authentication.
C. Configure a L2TP/IPsec connection to use the EAP-TLS authentication.
D. Configure a L2TP/IPsec connection to use version 2 of the MS-CHAP v2 authentication.

[单项选择]our company has a main office and two branch offices. Domain controllers in the main office host an active directory-integrated zone. The DNS servers in the branch offices host a secondary for the zone. Each branch office has an application server. Users access the application server by using its fully qualified domain name. you need to ensure that users in the branch office can access their local application server even if the WAN links are down for three days. What should you do?（）
A. Increase the expires after setting to 4 days on the start of authority (SOA) record for the zone.
B. Increase the refresh interval setting 0 4 days on the start of authority (SOA) record for the zone.
C. Configure the zone aging / scavenging properties dialog box to enable scavenge state resource records, and set the refresh setting to 4 days.
D. Configure the zone aging / scavenging properties dialog box to enable scavenge state resource records, and set NO-refresh interval setting to 4 days.

[单项选择]our company has an Active Directory domain. The company has a main office and a branch office. Both the offices have domain controllers that run active directory-integrated DNS zones. All client computers are configured to use the local domain controllers for DNS resolution. The domain controllers at the branch office location are configured as read-only domain controllers (RODC). You change the IP address of an exisiting server named SRV2 in the main office. You need the branch office DNS servers to reflect the change immediately.What should you do?（）
A. Run the dnscmd /zoneupdatefromDs command on the branch office server.
B. Run the dnscmd /zoneupdatefromDs command on a domain controller in the main office.
C. Change the domain controllers at the branch offices from RODCs to standard domain controllers.
D. Decrease the minimum (default) TTL option to 15 minutes on the start of authority (SOA) record for the zone.

[单项选择]our company has a DNS server named server1. Your partner company has a DNS server named server2. You create a stub zone on server1. The master for the stub zone is server2. Serve2 fails. You discover that users are not able to resolve named for the partner company. You need to ensure that users are able to resolve named for the partner company in the event that server2 fails. What should you do?（）
A. Change the stub zone to a secondary zone on server1.
B. Open the SOA record for the zone on server2. Change the minimum (default ) TTL setting to 12 hours.
C. Open the DNS zone for the partner company on server2. Create a new route through (RT) record and a new host (A) record for server1.
D. Open the primary DNS zone on server2. Create a new service locator (SRV) record and a new host (A) record for server1.

[单项选择]In this country, our company has the _____ rights to market Elton John’s records.
A. only
B. unique
C. sole
D. absolute

[单项选择]Increasing the number of slack liquid tanks has the effect of raising the（）.
A. uncorrected KG
B. maximum allowed KG
C. virtual height of the center of gravity
D. metacentric height

[单项选择]The company has promised to _____ no efforts on the cooperation with us.
A. spare
B. save
C. share
D. make