Test your basic knowledge |

MCTS: Configuring A DNS Zone Infrastructure

Instructions:
  • Answer 50 questions in 30 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. By default - DCs include two application directory partitions reserved for DNS data: ______.






2. 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.






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






4. 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.






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






6. 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






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






8. ______ 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.






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






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






11. 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.






12. 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.






13. 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






14. 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






15. 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.






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






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






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






19. 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: _______.






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






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






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






23. 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.






24. 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.






25. 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






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






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






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






29. 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.






30. 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.






31. 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.






32. 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 ______.






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






34. 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.






35. Scavenging can occur only when ______ is enabled.






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






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






38. 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.






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






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






41. 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.






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






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






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






45. 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






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






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






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






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






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