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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






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






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






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






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






6. 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.






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






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






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






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






11. 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.






12. 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.






13. When you create a new zone - two types of records required for the zone are automatically created. List them.






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






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






16. 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.






17. 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: _______.






18. 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:






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






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






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






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






23. 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.






24. Increasing the refresh interval ______ zone transfer traffic.






25. 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






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






27. 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 ______.






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






29. 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






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






31. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.






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






33. ______ 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.






34. 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.






35. 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.






36. 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.






37. 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






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






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






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






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






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. 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.






44. 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






45. 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.






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






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






49. 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.






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