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






2. 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 ______.






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






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






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






6. 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: _______.






7. 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.






8. 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.






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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






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






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






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






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






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






15. 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






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






17. 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.






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






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






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






21. 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.






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






23. 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.






24. 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.






25. 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.






26. 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.






27. 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.






28. 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.






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






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






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






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






33. 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






34. 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.






35. 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






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






37. Increasing the refresh interval ______ zone transfer traffic.






38. 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.






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






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






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






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






43. 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






44. 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.






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. 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.






48. 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:






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






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