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






3. 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






4. 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






5. 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 ______.






6. 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.






7. 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.






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






9. 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






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






11. 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 ______.






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






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






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






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






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






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






18. 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: _______.






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






20. 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.






21. 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.






22. 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.






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






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






25. 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.






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






27. 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.






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






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






30. 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.






31. 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.






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






33. 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.






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






35. 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.






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






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






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






39. Increasing the refresh interval ______ zone transfer traffic.






40. Scavenging can occur only when ______ is enabled.






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






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






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. 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.






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






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






47. 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






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






49. 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.






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