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. 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: _______.






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






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






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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.






5. 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.






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






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






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






10. 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 ______.






11. 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.






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






13. 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






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






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






16. 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.






17. 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.






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






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






20. 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






21. 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.






22. 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.






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






24. 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.






25. Increasing the refresh interval ______ zone transfer traffic.






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






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






28. 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.






29. 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






30. ______ 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.






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






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






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






34. 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.






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






36. 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.






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






38. 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






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






40. Scavenging can occur only when ______ is enabled.






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






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






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






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






45. 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.






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






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






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






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






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