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MCTS: Configuring A DNS Zone Infrastructure

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. DNSSEC enables a DNS server to ______ the resource records in its zones.






2. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.






3. You use Group Policy to configure DNS clients to _________________.






4. You can perform a delegation only from a ________________.






5. The first step in preparing a zone for DNSSEC is to back up the current zone data. To back up a zone - type the following command at an elevated command prompt: _______.






6. A ______ zone provides original read-write source data that allows the local DNS server to answer DNS queries authoritatively about a portion of a DNS namespace.






7. What is the name of the record that contains a hash of the public key in a delegated subdomain?






8. The ______ option stores the new zone in the ForestDnsZones partition. Every DC in the entire forest and on which the DNS Server role is installed will receive a copy of the zone.






9. Scavenging can occur only when ______ is enabled.






10. Together - aging and scavenging provide a mechanism to ______ resource records - which can accumulate in zone data over time. Both aging and scavenging are disabled by default.






11. What does the 10 refer to in the following example: _ldap._tcp SRV 0 0 389 dc1.lucernepublishing.com.SRV 10 0 389 dc2.lucernepublishing.com.






12. To enable aging for a particular zone - you have to enable this feature both at the ______ level.






13. During this operation - the server hosting the local secondary zone determines whether the serial number in the secondary zone's SOA resource record has expired and then pulls a zone transfer from the master server.






14. This operation reloads the secondary zone from the local storage.






15. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.






16. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.






17. The four options presented on the _____________________ are the following: 1. To All DNS Servers In This Forest 2. To All DNS Servers In This Domain 3. To All DCs In This Domain 4. To All DCs Specified In The Scope Of This Directory Partition






18. Any of three events can ________________: When the refresh interval of the primary zone's SOA resource record expires - When a server hosting a secondary zone boots up - When a change occurs in the configuration of the primary zone and this primary






19. ______ resource records are used to specify the location of specific services in a domain.






20. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.






21. This operation performs a zone transfer from the secondary zone's master server regardless of the serial number in the secondary zone's SOA resource record.






22. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.






23. Also recommended for use in the following scenarios: When a host specified in an A resource record in the same zone needs to be renamed - When a generic name for a well-known server such as www needs to resolve to a group of individual computers tha






24. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.






25. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.






26. DNS delegations are automatically used to separate ______ in a single forest.






27. A secondary zone will not be recognized as a valid name server until it contains a valid copy of zone data. For the secondary zone to obtain this data - you must first ______ to that server.






28. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.






29. When you create a new zone - two types of records required for the zone are automatically created: ______






30. When you do not store a zone in AD - the zone is called a ______ zone - and zone data is stored in text files on the DNS server.






31. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.






32. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.






33. The ______ allows you to specify the DNS query suffixes - prefixes - FQDNs - or reverse lookup subnets for which a Win 7 or Win Server 2008 R2 client will request DNSSEC.






34. Used to facilitate the resolution of single-label computer names in a large network.






35. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.






36. The value you configure in the ______ text box determines the length of time that a secondary server - without any contact with its master server - continues to answer queries from DNS clients. After this time elapses - the data is considered unrelia






37. The most common resource records you need to create manually include the following:






38. The value you configure in the ______ text box determines the default Time to Live (TTL) that is applied to all resource records in the zone. The default value is one hour.






39. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.






40. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.






41. When scavenging is not enabled - you can perform manual scavenging in zones by right-clicking the server icon in the DNS Manager console tree and then choosing ______.






42. A ______ is a data structure in AD that distinguishes data for different replication purposes.






43. To enlist other DNS servers in the partition - type the following command:






44. The no-refresh interval is the period after a time stamp during which a zone or server rejects a ______ refresh. The default no-refresh interval is 7 days.






45. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain






46. To create a custom application directory partition - type the following command:






47. What kind of zones do not automatically perform time stamping on dynamically created resource records?






48. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.






49. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.






50. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.







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