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






2. 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: _______.






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






4. 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.






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






6. Increasing the refresh interval ______ zone transfer traffic.






7. 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






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






9. 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.






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






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






12. 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






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






14. 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 ______.






15. 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.






16. 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.






17. ______ 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.






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






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






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






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






22. Scavenging can occur only when ______ is enabled.






23. 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.






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






25. 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.






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






27. 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:






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






29. 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.






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






31. 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.






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






33. 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






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






35. 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.






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






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






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






39. 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 ______.






40. 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.






41. 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.






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






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






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






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






46. 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






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






48. 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.






49. 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.






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