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






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






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






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






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






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






8. 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 ______.






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






10. 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






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






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






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






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






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






16. 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 ______.






17. 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.






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






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






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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






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






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






23. 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.






24. 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.






25. 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.






26. 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.






27. 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.






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






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






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






31. 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






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






33. 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.






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






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






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






37. 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.






38. 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.






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






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






41. 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.






42. 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: _______.






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






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






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






46. 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.






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






48. 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.






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






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