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






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






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






5. 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 ______.






6. 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






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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






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






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






10. 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: _______.






11. 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






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






13. 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.






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






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






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






17. 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 ______.






18. 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.






19. 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.






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






21. Scavenging can occur only when ______ is enabled.






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






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






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






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






26. 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.






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






28. 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.






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






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






31. 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.






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






33. 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.






34. Increasing the refresh interval ______ zone transfer traffic.






35. 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.






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






37. ______ 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.






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






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






40. 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:






41. The four options presented on the _____________________ are the following: 1. To All DNS Servers In This Forest 2. To All DNS Servers In This Domain 3. To All DCs In This Domain 4. To All DCs Specified In The Scope Of This Directory Partition






42. 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






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






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






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






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






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






48. 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.






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






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