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






2. 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.






3. Increasing the refresh interval ______ zone transfer traffic.






4. 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






5. 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






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. Scavenging can occur only when ______ is enabled.






8. 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.






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






10. 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.






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






12. 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.






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






14. 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






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






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






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






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






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






20. 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.






21. 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.






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






23. 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.






24. 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.






25. 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.






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






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






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






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






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






31. 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: _______.






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






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






34. 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.






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






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






37. 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.






38. 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






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






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






41. DNSSEC enables a DNS server to ______ the resource records in its zones.






42. When you create a new zone - two types of records required for the zone are automatically created: ______






43. 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.






44. 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:






45. 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 ______.






46. 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.






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






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






49. 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.






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