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






2. 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






3. Increasing the refresh interval ______ zone transfer traffic.






4. 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.






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






6. 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 ______.






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






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






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






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






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






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






14. 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.






15. 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.






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






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






18. 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.






19. 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.






20. 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.






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






22. 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






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






24. 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






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






26. 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.






27. 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.






28. 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.






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






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






31. 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






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






33. 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.






34. 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.






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






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






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






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






39. Scavenging can occur only when ______ is enabled.






40. 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






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






42. 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






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






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






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






46. 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.






47. 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.






48. 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: _______.






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






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