Test your basic knowledge |

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. 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






2. 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






3. 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.






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






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






6. 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.






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






8. If either of the default application directory partitions is deleted or damaged - you can re-create them in DNS Manager by right-clicking the server node and choosing ______.






9. 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.






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






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






12. 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.






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






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






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






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






17. 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.






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






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






20. 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.






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






22. ______ 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.






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






24. 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






25. The refresh interval is the time after the no-refresh interval during which time stamp refreshes are ______ and resource records are not scavenged. The default refresh interval is 7 days.






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






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






28. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.






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






30. Scavenging can occur only when ______ is enabled.






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






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






33. 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.






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






35. By default - zone transfers are ______ from any zone.






36. 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.






37. Increasing the refresh interval ______ zone transfer traffic.






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






39. 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.






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






41. 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.






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






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






44. 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.






45. 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:






46. 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 ______.






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






48. 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






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






50. 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