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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. 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.
%systemroot%System32Dns
request DNSSEC validation for specific queries
dnscmd . /config /enableglobalnamessupport 1
will not
2. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd . /config /enableglobalnamessupport 1
Standard zones
1. DomainDnsZones and - 2. ForestDnsZones
Transfer New Copy Of Zone From Master
3. 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
GlobalNames zone
CNAME resource records
primary
Service location (SRV)
4. 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: _______.
Transfer New Copy Of Zone From Master
standard
dnscmd /ZoneExport <zone name> <zone file name>
DNS server
5. 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.
Retry Interval
dnscmd /ZoneExport <zone name> <zone file name>
partition
A DS record
6. 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
NS record and an associated A record
delegate
1. DomainDnsZones and - 2. ForestDnsZones
trigger zone transfers on secondary zones
7. 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.
parent and child AD DS domains
masters
To All DNS Servers In This Forest
To All DNS Servers In This Domain
8. 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.
Refresh Interval
Remove stale
Retry Interval
time stamp
9. 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.
To All DNS Servers In This Forest
Remove stale
To All DNS Servers In This Domain
primary
10. 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
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
stub
use more than one name to point to
11. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
Enterprise Admins
delegate
digitally sign
asymmetric encryption
12. To enlist other DNS servers in the partition - type the following command:
deploying a GlobalNames zone
Trust anchors
Notify
dnscmd servername /enlistdirectorypartition FQDN
13. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
Transfer From Master
DomainDnsZones
Win Srvr 2008 and Win Srvr 2008 R2
Name Servers
14. 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 zones
manually enlist
standard
%systemroot%System32Dns
15. Used to facilitate the resolution of single-label computer names in a large network.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
GlobalNames zone
parent zone to a child zone
1. A SOA record 2. At least one NS record.
16. By default - DCs include two application directory partitions reserved for DNS data: ______.
Retry Interval
Expires After
1. DomainDnsZones and - 2. ForestDnsZones
Scavenge Stale Resource Records
17. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
NRPT
1. DomainDnsZones and - 2. ForestDnsZones
use more than one name to point to
parent zone to a child zone
18. What is the name of the record that contains a hash of the public key in a delegated subdomain?
Retry Interval
masters
trust anchor
A DS record
19. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
dnscmd servername /enlistdirectorypartition FQDN
notification
Name Servers
manually enlist
20. 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
partition
priority of dc2.lucernepublishing.com.
Win Srvr 2008 and Win Srvr 2008 R2
21. 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:
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.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Group Policy
dnscmd . /config /enableglobalnamessupport 1
22. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
Scavenging
manually enlist
notification
parent and child AD DS domains
23. 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.
CNAME resource records
Remove stale
DomainDnsZones
masters
24. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Standard zones
masters
use more than one name to point to
standard
25. ______ 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.
accepted
stub
Trust anchors
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
26. A ______ is a data structure in AD that distinguishes data for different replication purposes.
priority of dc2.lucernepublishing.com.
Scavenge Stale Resource Records
partition
1. DomainDnsZones and - 2. ForestDnsZones
27. 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.
Transfer From Master
Enterprise Admins
public key
Transfer New Copy Of Zone From Master
28. ______ resource records are used to specify the location of specific services in a domain.
Service location (SRV)
Win Srvr 2008 and Win Srvr 2008 R2
delegate
To All DNS Servers In This Domain
29. 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.
decreases
Transfer New Copy Of Zone From Master
NRPT
To All DNS Servers In This Domain
30. 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.
To All DNS Servers In This Forest
primary
parent and child AD DS domains
The Zone Aging/Scavenging Properties
31. You use Group Policy to configure DNS clients to _________________.
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.
Reload
will not
request DNSSEC validation for specific queries
32. 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 ______.
Scavenging
public key
Create Default Application Directory Partitions
Scavenge Stale Resource Records
33. What are the server requirements for storing a zone in AD?
%systemroot%System32Dns
The DNS server needs to be a domain controller.
To All DNS Servers In This Domain
Refresh Interval
34. DNS delegations are automatically used to separate ______ in a single forest.
A DS record
parent and child AD DS domains
The Zone Aging/Scavenging Properties
dnscmd servername /createdirectorypartition FQDN
35. The most common resource records you need to create manually include the following:
DNS server
Secondary
AD Zone Replication Scope page
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
36. 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.
Secondary
primary
NRPT
request DNSSEC validation for specific queries
37. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
Service location (SRV)
stub
time stamp
ForestDnsZones
38. When you create a new zone - two types of records required for the zone are automatically created: ______
Scavenging
1. A SOA record 2. At least one NS record.
asymmetric encryption
Service location (SRV)
39. 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 ______.
Create Default Application Directory Partitions
Transfer New Copy Of Zone From Master
CNAME resource records
deploying a GlobalNames zone
40. 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
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.
To All Domain Controllers In This Domain
aging
The Zone Aging/Scavenging Properties
41. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
will not
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
To All DNS Servers In This Domain
server level and at the zone level
42. To create a custom application directory partition - type the following command:
Trust anchors
dnscmd servername /createdirectorypartition FQDN
parent and child AD DS domains
The Zone Aging/Scavenging Properties
43. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
The DNS server needs to be a domain controller.
To All Domain Controllers Specified In The Scope Of This Directory Partition
asymmetric encryption
public key
44. You must be a member of the ______ group to create an application directory partition.
To All Domain Controllers Specified In The Scope Of This Directory Partition
Notify
Transfer New Copy Of Zone From Master
Enterprise Admins
45. 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
Secondary
AD Zone Replication Scope page
standard
DNS zone
46. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
Retry Interval
trust anchor
asymmetric encryption
14
47. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
To All Domain Controllers Specified In The Scope Of This Directory Partition
Netlogon
request DNSSEC validation for specific queries
use more than one name to point to
48. 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
CNAME resource records
the cache life of a resource record
stub
DNS zone
49. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
Enterprise Admins
Win Srvr 2008 and Win Srvr 2008 R2
Standard zones
time stamp
50. 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
Refresh Interval
aging
stub
disabled