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






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






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






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






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






6. 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.






7. 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.






8. 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.






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






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






11. Increasing the refresh interval ______ zone transfer traffic.






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. Scavenging can occur only when ______ is enabled.






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






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






16. 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: _______.






17. 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.






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






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






20. 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






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






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






23. 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.






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






25. 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.






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






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






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






29. 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.






30. 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






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






32. 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.






33. 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.






34. 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.






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






36. 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.






37. 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 ______.






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






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






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






41. 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






42. ______ 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.






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






44. 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.






45. 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.






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






47. 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






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






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






50. 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.