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






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






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






6. 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.






7. 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.






8. 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






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






10. Increasing the refresh interval ______ zone transfer traffic.






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






12. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






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






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






15. 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.






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






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






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






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






20. 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:






21. 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






22. 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.






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






24. 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.






25. 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






26. 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.






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






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






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






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






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






32. 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.






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






34. 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






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






36. 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.






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






38. 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






39. 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






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. You can perform a delegation only from a ________________.






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






43. 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






44. 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.






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






46. 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: _______.






47. 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.






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






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






50. 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 ______.