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. 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






2. 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






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






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






5. 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: _______.






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






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






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






9. 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 ______.






10. 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.






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






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






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






14. ______ 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.






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






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






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






18. 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.






19. 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






20. 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.






21. 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.






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






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. 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.






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






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






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






28. 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.






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






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






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






32. 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.






33. 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






34. 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.






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






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






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






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






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






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






42. 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.






43. 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:






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






45. 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.






46. 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.






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






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






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






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