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MCTS: Configuring A DNS Zone Infrastructure

Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.






2. 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






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






4. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.






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






6. By right-clicking a secondary zone in the DNS Manager console tree - you can use the shortcut menu to perform the following secondary zone update operations:






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






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






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






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






11. 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 ______.






12. 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.






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






14. 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.






15. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.






16. Scavenging can occur only when ______ is enabled.






17. You must be a member of the ______ group to create an application directory partition.






18. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.






19. When the zone is stored in a file instead of AD - by default the primary zone file is named zone_name.dns - and this file is located in the ______ folder on the server.






20. 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: _______.






21. The value you configure in the ______ text box determines how long a secondary server waits before retrying a failed zone transfer. Normally - this time is less than the refresh interval. The default value is 10 minutes.






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






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






24. The ___________________ dialog box enables you to modify two key settings related to aging and scavenging: 1. the no-refresh interval 2. and the refresh interval






25. The _____ option stores the zone in the domain partition. Every DC in the local domain will receive a copy of the zone - regardless of whether the DNS Server role is installed on that DC.






26. The source zones from which secondary zones acquire their info are called ______ - and the data copy procedures through which this info is regularly updated are called zone transfers.






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






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






29. 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






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






31. 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.






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






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






34. 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.






35. TTL values are not relevant for resource records within their authoritative zones. Instead - the TTL refers to ______ in nonauthoritative servers. A DNS server that has cached a resource record from a previous query discards the record when that reco






36. What are the server requirements for storing a zone in AD?






37. 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.






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






39. The value you configure in the ______ text box determines how long a secondary DNS server waits before querying the master server for a zone renewal. The default value for this setting is 15 minutes.






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






41. 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.






42. Active Directory-integrated zones perform time stamping for dynamically registered records by default - even before aging and scavenging are enabled. However - primary standard zones place time stamps on dynamically registered records in the zone onl






43. 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






44. By default - DCs include two application directory partitions reserved for DNS data: ______.






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






46. The ______ option stores the new zone in the Domain-DnsZones partition. Every DC in the local domain and on which the DNS Server role is installed will receive a copy of the zone.






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






48. ______ are public keys from other zones that are used to validate digitally signed records originating from those zones and from delegated subdomains that are also DNSSEC-compatible.






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






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







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