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






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






3. 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.






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






6. 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






7. 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.






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






9. 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.






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






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






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






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






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






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






16. 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 ______.






17. 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.






18. 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.






19. 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.






20. Increasing the refresh interval ______ zone transfer traffic.






21. 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






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






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






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






25. 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






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






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






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






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






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






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






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






33. 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






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






35. 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: _______.






36. 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.






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






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






39. 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.






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






41. ______ 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.






42. 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.






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






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






45. 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






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






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






48. 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.






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






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