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Test your basic knowledge |
MCTS: Configuring A DNS Zone Infrastructure
Start Test
Study First
Subjects
:
certifications
,
mcts
,
it-skills
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 GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
To All Domain Controllers Specified In The Scope Of This Directory Partition
decreases
Notify
Win Srvr 2008 and Win Srvr 2008 R2
2. 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
trust anchor
To All Domain Controllers In This Domain
CNAME resource records
trigger zone transfers on secondary zones
3. By default - DCs include two application directory partitions reserved for DNS data: ______.
the cache life of a resource record
1. DomainDnsZones and - 2. ForestDnsZones
Retry Interval
notification
4. You must be a member of the ______ group to create an application directory partition.
CNAME resource records
Enterprise Admins
Trust anchors
parent zone to a child zone
5. To enlist other DNS servers in the partition - type the following command:
Transfer New Copy Of Zone From Master
aging
dnscmd servername /enlistdirectorypartition FQDN
masters
6. The most common resource records you need to create manually include the following:
GlobalNames zone
To All Domain Controllers Specified In The Scope Of This Directory Partition
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
disabled
7. When you create a new zone - two types of records required for the zone are automatically created. List them.
To All DNS Servers In This Forest
parent zone to a child zone
1. Start of Authority (SOA) record that defines basic properties for the zone. 2. NS record signifying the name of the server or servers authoritative for the zone.
Minimum (Default) TTL
8. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
The DNS server needs to be a domain controller.
server level and at the zone level
use more than one name to point to
Scavenging
9. 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.
accepted
1. A SOA record 2. At least one NS record.
To All Domain Controllers In This Domain
The Zone Aging/Scavenging Properties
10. This operation reloads the secondary zone from the local storage.
Standard zones
Reload
disabled
deploying a GlobalNames zone
11. 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.
Scavenging
notification
Transfer From Master
Scavenge Stale Resource Records
12. A ______ is a data structure in AD that distinguishes data for different replication purposes.
1. A SOA record 2. At least one NS record.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
partition
enable zone transfers
13. 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.
accepted
stub
To All DNS Servers In This Forest
priority of dc2.lucernepublishing.com.
14. 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.
Remove stale
disabled
Expires After
To All Domain Controllers In This Domain
15. 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:
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
GlobalNames zone
accepted
The DNS server needs to be a domain controller.
16. 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.
Win Srvr 2008 and Win Srvr 2008 R2
Remove stale
notification
request DNSSEC validation for specific queries
17. When you create a new zone - two types of records required for the zone are automatically created: ______
1. A SOA record 2. At least one NS record.
trust anchor
dnscmd servername /createdirectorypartition FQDN
Reload
18. Used to facilitate the resolution of single-label computer names in a large network.
GlobalNames zone
The DNS server needs to be a domain controller.
Service location (SRV)
DNS server
19. 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: _______.
1. Start of Authority (SOA) record that defines basic properties for the zone. 2. NS record signifying the name of the server or servers authoritative for the zone.
dnscmd /ZoneExport <zone name> <zone file name>
use more than one name to point to
Minimum (Default) TTL
20. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
will not
ForestDnsZones
notification
To All Domain Controllers Specified In The Scope Of This Directory Partition
21. 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.
Reload
Minimum (Default) TTL
Netlogon
enable zone transfers
22. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
Aging
To All Domain Controllers Specified In The Scope Of This Directory Partition
AD Zone Replication Scope page
use more than one name to point to
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.
Expires After
Transfer New Copy Of Zone From Master
Scavenging
Aging
24. DNS delegations are automatically used to separate ______ in a single forest.
parent and child AD DS domains
Trust anchors
Scavenge Stale Resource Records
notification
25. 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
will not
aging
Expires After
dnscmd . /config /enableglobalnamessupport 1
26. What are the server requirements for storing a zone in AD?
The DNS server needs to be a domain controller.
dnscmd servername /createdirectorypartition FQDN
Win Srvr 2008 and Win Srvr 2008 R2
notification
27. 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.
time stamp
1. A SOA record 2. At least one NS record.
1. DomainDnsZones and - 2. ForestDnsZones
GlobalNames zone
28. ______ 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.
Minimum (Default) TTL
enable zone transfers
asymmetric encryption
Trust anchors
29. 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
CNAME resource records
To All DNS Servers In This Forest
asymmetric encryption
Service location (SRV)
30. 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.
The Zone Aging/Scavenging Properties
Scavenging
request DNSSEC validation for specific queries
NRPT
31. ______ resource records are used to specify the location of specific services in a domain.
Service location (SRV)
1. DomainDnsZones and - 2. ForestDnsZones
notification
Scavenging
32. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
Trust anchors
ForestDnsZones
aging
Scavenging
33. 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.
Minimum (Default) TTL
dnscmd servername /enlistdirectorypartition FQDN
Service location (SRV)
Refresh Interval
34. Scavenging can occur only when ______ is enabled.
digitally sign
NS record and an associated A record
the cache life of a resource record
aging
35. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
The DNS server needs to be a domain controller.
A DS record
digitally sign
DNS server
36. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
public key
enable zone transfers
server level and at the zone level
decreases
37. 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.
dnscmd /ZoneExport <zone name> <zone file name>
trigger zone transfers on secondary zones
delegate
To All DNS Servers In This Forest
38. 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 ______.
Scavenge Stale Resource Records
NRPT
deploying a GlobalNames zone
trigger zone transfers on secondary zones
39. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
DNS zone
Aging
NS record and an associated A record
The DNS server needs to be a domain controller.
40. Increasing the refresh interval ______ zone transfer traffic.
trust anchor
decreases
time stamp
dnscmd servername /createdirectorypartition FQDN
41. You use Group Policy to configure DNS clients to _________________.
the cache life of a resource record
request DNSSEC validation for specific queries
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Win Srvr 2008 and Win Srvr 2008 R2
42. 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
aging
primary
the cache life of a resource record
NRPT
43. 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.
To All DNS Servers In This Domain
Secondary
server level and at the zone level
Name Servers
44. 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 ______.
ForestDnsZones
decreases
aging
Create Default Application Directory Partitions
45. 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
Expires After
dnscmd servername /createdirectorypartition FQDN
asymmetric encryption
Service location (SRV)
46. 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.
NS record and an associated A record
dnscmd . /config /enableglobalnamessupport 1
%systemroot%System32Dns
delegate
47. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
The Zone Aging/Scavenging Properties
14
Win Srvr 2008 and Win Srvr 2008 R2
DNS server
48. 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.
standard
the cache life of a resource record
Expires After
Aging
49. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Refresh Interval
Scavenging
DomainDnsZones
To All Domain Controllers In This Domain
50. 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.
Transfer From Master
primary
enable zone transfers
request DNSSEC validation for specific queries