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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. 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.
priority of dc2.lucernepublishing.com.
request DNSSEC validation for specific queries
Netlogon
DNS server
2. 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.
stub
aging
AD Zone Replication Scope page
Netlogon
3. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
GlobalNames zone
Trust anchors
time stamp
server level and at the zone level
4. 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.
partition
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.
CNAME resource records
accepted
5. The most common resource records you need to create manually include the following:
DomainDnsZones
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
DNS zone
CNAME resource records
6. 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.
NRPT
digitally sign
To All DNS Servers In This Forest
trigger zone transfers on secondary zones
7. 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
Win Srvr 2008 and Win Srvr 2008 R2
the cache life of a resource record
GlobalNames zone
request DNSSEC validation for specific queries
8. By default - zone transfers are ______ from any zone.
parent zone to a child zone
disabled
%systemroot%System32Dns
primary
9. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
Secondary
ForestDnsZones
masters
DNS server
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 ______.
Create Default Application Directory Partitions
Service location (SRV)
Scavenge Stale Resource Records
%systemroot%System32Dns
11. Increasing the refresh interval ______ zone transfer traffic.
decreases
1. DomainDnsZones and - 2. ForestDnsZones
dnscmd /ZoneExport <zone name> <zone file name>
stub
12. When you create a new zone - two types of records required for the zone are automatically created: ______
Netlogon
stub
Reload
1. A SOA record 2. At least one NS record.
13. ______ 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.
Trust anchors
dnscmd /ZoneExport <zone name> <zone file name>
request DNSSEC validation for specific queries
1. DomainDnsZones and - 2. ForestDnsZones
14. 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: _______.
dnscmd /ZoneExport <zone name> <zone file name>
1. DomainDnsZones and - 2. ForestDnsZones
NRPT
Service location (SRV)
15. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
DNS server
Aging
will not
delegate
16. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
Transfer New Copy Of Zone From Master
will not
Win Srvr 2008 and Win Srvr 2008 R2
DNS server
17. 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.
Retry Interval
14
enable zone transfers
trigger zone transfers on secondary zones
18. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Standard zones
stub
request DNSSEC validation for specific queries
DomainDnsZones
19. 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.
trigger zone transfers on secondary zones
NS record and an associated A record
delegate
dnscmd servername /createdirectorypartition FQDN
20. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Group Policy
DNS zone
A DS record
masters
21. What are the server requirements for storing a zone in AD?
Aging
primary
The DNS server needs to be a domain controller.
Secondary
22. 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
Standard zones
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Scavenging
23. 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.
Remove stale
Retry Interval
1. DomainDnsZones and - 2. ForestDnsZones
Trust anchors
24. 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.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
decreases
%systemroot%System32Dns
Trust anchors
25. ______ resource records are used to specify the location of specific services in a domain.
Trust anchors
Transfer New Copy Of Zone From Master
Service location (SRV)
Netlogon
26. By default - DCs include two application directory partitions reserved for DNS data: ______.
1. DomainDnsZones and - 2. ForestDnsZones
Create Default Application Directory Partitions
Refresh Interval
Netlogon
27. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
server level and at the zone level
The Zone Aging/Scavenging Properties
To All DNS Servers In This Forest
public key
28. DNSSEC enables a DNS server to ______ the resource records in its zones.
partition
notification
digitally sign
Reload
29. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Minimum (Default) TTL
public key
Name Servers
manually enlist
30. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
deploying a GlobalNames zone
aging
parent and child AD DS domains
Refresh Interval
31. 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.
AD Zone Replication Scope page
trigger zone transfers on secondary zones
standard
notification
32. 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
To All DNS Servers In This Forest
delegate
To All Domain Controllers Specified In The Scope Of This Directory Partition
33. 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.
aging
To All DNS Servers In This Forest
dnscmd /ZoneExport <zone name> <zone file name>
masters
34. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
%systemroot%System32Dns
delegate
manually enlist
the cache life of a resource record
35. Scavenging can occur only when ______ is enabled.
masters
Reload
aging
public key
36. 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.
use more than one name to point to
primary
To All Domain Controllers Specified In The Scope Of This Directory Partition
Enterprise Admins
37. 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.
standard
AD Zone Replication Scope page
Transfer New Copy Of Zone From Master
Win Srvr 2008 and Win Srvr 2008 R2
38. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
aging
Transfer From Master
%systemroot%System32Dns
Notify
39. To create a custom application directory partition - type the following command:
dnscmd servername /createdirectorypartition FQDN
To All Domain Controllers Specified In The Scope Of This Directory Partition
stub
disabled
40. 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:
primary
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
DNS server
delegate
41. DNS delegations are automatically used to separate ______ in a single forest.
priority of dc2.lucernepublishing.com.
decreases
parent and child AD DS domains
manually enlist
42. A ______ is a data structure in AD that distinguishes data for different replication purposes.
partition
DNS zone
DomainDnsZones
dnscmd servername /enlistdirectorypartition FQDN
43. 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.
Transfer From Master
To All Domain Controllers In This Domain
parent zone to a child zone
Aging
44. 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
To All Domain Controllers Specified In The Scope Of This Directory Partition
parent zone to a child zone
CNAME resource records
GlobalNames zone
45. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
A DS record
Minimum (Default) TTL
notification
NS record and an associated A record
46. 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
NRPT
Notify
asymmetric encryption
47. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
DNS zone
parent zone to a child zone
enable zone transfers
Expires After
48. 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
%systemroot%System32Dns
standard
Win Srvr 2008 and Win Srvr 2008 R2
AD Zone Replication Scope page
49. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
Transfer New Copy Of Zone From Master
Standard zones
DomainDnsZones
Aging
50. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Scavenging
Notify
notification
To All Domain Controllers In This Domain