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. 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






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






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






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






5. 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.






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






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






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






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






10. 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.






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






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






13. 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.






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






15. 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 ______.






16. 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.






17. Scavenging can occur only when ______ is enabled.






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






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






20. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.






21. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






22. Increasing the refresh interval ______ zone transfer traffic.






23. 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.






24. 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.






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






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






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






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






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






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






31. 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.






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






33. 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






34. 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.






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






36. 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.






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






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






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






40. 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






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






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






43. 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.






44. ______ 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.






45. For a delegation to be implemented - the parent zone must contain a _____ and an _____ (called a glue record) pointing to each authoritative server of the delegated domain.






46. 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.






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






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






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






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