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. 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.






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






3. 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.






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






5. 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






6. 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.






7. 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.






8. 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.






9. 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 ______.






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






11. 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.






12. 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.






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






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






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






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






17. 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.






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






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






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






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






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






23. 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.






24. 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.






25. Scavenging can occur only when ______ is enabled.






26. 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






27. 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: _______.






28. 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.






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






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






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






32. 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.






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






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






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






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






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






39. 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






40. 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






41. 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.






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






43. 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






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






45. ______ 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.






46. 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.






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






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






49. 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.






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