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






2. 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






3. 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






4. 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.






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






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






7. When you create a new zone - two types of records required for the zone are automatically created. List them.






8. 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 ______.






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






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






11. 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.






12. 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.






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






14. 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: _______.






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






16. 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






17. 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.






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






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






20. 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.






21. This operation performs a zone transfer from the secondary zone's master server regardless of the serial number in the secondary zone's SOA resource record.






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






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






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






25. Scavenging can occur only when ______ is enabled.






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






27. 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






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






29. 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.






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






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






32. 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






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






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






35. 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.






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






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






38. 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






39. 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.






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






41. 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.






42. 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.






43. 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.






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






45. 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.






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






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






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






49. Increasing the refresh interval ______ zone transfer traffic.






50. ______ 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.







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