5 Ensure that your domain can be correctly identified as the purported

5 ensure that your domain can be correctly identified

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5. Ensure that your domain can be correctly identified as the purported responsible domain (PRD) for each message you send. This means that the sender's domain must be shown in certain headers of the e-mail message. Sender ID has been carefully designed to ensure that most legitimate e-mailers, remailers, and mailing list operators already satisfy this requirement. In a few cases, such as mail forwarding services, you may need to add additional headers to e-mail messages. Question: 22 Your network contains an Active Directory forest named fabrikam.com. The forest contains a DNS server named Server1. You need to configure Server1 to resolve single-label names. What should you do? A. Create a DNS zone named GlobalNames. Run dnscmd.exe and specify the Config parameter. B. Create a DNS zone named GlobalNames. Run dnscmd.exe and specify the CreateDirectoryPartition parameter. C. Create a DNS zone named RootNames. Run dnscmd.exe and specify the CreateDirectoryPartition parameter. D. Create a DNS zone named RootNames. Run dnscmd.exe and specify the Config parameter. Answer: A Question: 23
Certification Preparation Material Page | 9 Your company uses Active Directory-integrated DNS. Users require access to the Internet. You run a network capture. You notice the DNS server is sending DNS name resolution queries to a server named f.root-servers.net. You need to prevent the DNS server from sending queries to f.root-servers.net. The server must be able to resolve names for Internet hosts. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.) A. Enable forwarding to your ISP's DNS servers. B. Disable the root hints on the DNS server. C. Disable the netmask ordering option on the DNS server. D. Configure Reverse Lookup Zones for the IP subnets on the network. Answer: A, B Question: 24 Your company has a single Active Directory forest that has six domains. All DNS servers in the forest run Windows Server 2008 R2. You need to ensure that all public DNS queries are channeled through a single-caching-only DNS server. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.) 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. Answer: A, C Question: 25 Contoso Ltd. has a single Active Directory forest that has five domains. Each domain has two DNS servers. Each DNS server hosts Active Directory-integrated zones for all five domains. All domain controllers run Windows Server 2008 R2. Contoso acquires a company named Tailspin Toys. Tailspin Toys has a single Active Directory forest that contains a single domain. You need to configure the DNS system in the Contoso forest to provide name resolution for resources in both forests. What should you do?

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