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. 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.






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






4. 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






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






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






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






8. 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.






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






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






11. 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.






12. 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.






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






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






15. 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






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






17. 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:






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






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






20. 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.






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






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






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






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






26. 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.






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






28. 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.






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






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






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






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






33. 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.






34. 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.






35. Scavenging can occur only when ______ is enabled.






36. 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






37. 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.






38. 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






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






40. Increasing the refresh interval ______ zone transfer traffic.






41. 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 ______.






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






43. 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






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






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






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






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






49. 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.






50. 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.