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






2. 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






3. 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.






4. Increasing the refresh interval ______ zone transfer traffic.






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






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






7. 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






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






9. 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.






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






11. 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.






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






13. 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.






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






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






16. 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






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






18. 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.






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






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






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






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






23. 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






24. 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 ______.






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






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






27. 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.






28. 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






29. 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.






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






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






32. 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.






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






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






35. 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:






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






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






38. 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.






39. 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.






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






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






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






43. 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.






44. ______ 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.






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






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






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






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






49. 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.






50. 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.