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






2. 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 ______.






3. 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






4. ______ 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.






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






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






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






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






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






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






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






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






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






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






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






16. 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.






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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






18. 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.






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






20. 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.






21. Scavenging can occur only when ______ is enabled.






22. 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






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






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






25. 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.






26. 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: _______.






27. 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






28. 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.






29. 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






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






31. 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.






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






33. 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.






34. 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.






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






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






37. 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.






38. 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 ______.






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






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






41. 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:






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






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






46. 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.






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






48. 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.






49. 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.






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