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. ______ 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.






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






3. 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.






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






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






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






7. 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.






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






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






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






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






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






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






14. 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






15. 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.






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






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






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






20. 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: _______.






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






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






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






24. 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






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






26. 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.






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






28. 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.






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






30. 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






31. 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






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






33. To enlist other DNS servers in the partition - type the following command:






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






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






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






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






38. 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






39. 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 ______.






40. 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.






41. 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






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






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






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






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






47. 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.






48. 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.






49. 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.






50. 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.