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. 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.






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






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






4. 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 ______.






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






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






7. 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






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






9. 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.






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






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






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






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






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






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






16. 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:






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






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






19. 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.






20. 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






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






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






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






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






25. 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.






26. Scavenging can occur only when ______ is enabled.






27. 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






28. 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.






29. 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.






30. 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.






31. 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.






32. ______ 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.






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






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






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






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






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






38. 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.






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






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






41. 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.






42. 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






43. 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.






44. 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.






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






46. 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






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






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. 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.






50. 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.