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 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






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






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






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






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






6. ______ 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.






7. 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.






8. 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: _______.






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






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






11. DNSSEC enables a DNS server to ______ the resource records in its zones.






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






13. 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






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






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






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






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






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






19. 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.






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. 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. 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






23. 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.






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






25. 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.






26. 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.






27. 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






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






29. 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.






30. Increasing the refresh interval ______ zone transfer traffic.






31. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.






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






33. 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 ______.






34. 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:






35. 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.






36. 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 ______.






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






38. 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.






39. 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.






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






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






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






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






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






45. A ______ zone is similar to a secondary zone - but it contains only those resource records necessary to identify the authoritative DNS servers for the master zone.






46. 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.






47. 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.






48. Scavenging can occur only when ______ is enabled.






49. 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.






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