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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.
trigger zone transfers on secondary zones
%systemroot%System32Dns
14
Win Srvr 2008 and Win Srvr 2008 R2
2. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
NS record and an associated A record
dnscmd servername /enlistdirectorypartition FQDN
The Zone Aging/Scavenging Properties
14
3. 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.
Minimum (Default) TTL
priority of dc2.lucernepublishing.com.
Secondary
Scavenge Stale Resource Records
4. What is the name of the record that contains a hash of the public key in a delegated subdomain?
Netlogon
parent and child AD DS domains
A DS record
primary
5. 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.
Transfer From Master
The DNS server needs to be a domain controller.
ForestDnsZones
time stamp
6. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
DNS zone
Retry Interval
asymmetric encryption
Secondary
7. Increasing the refresh interval ______ zone transfer traffic.
DNS server
NS record and an associated A record
decreases
Aging
8. ______ 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.
Group Policy
disabled
Trust anchors
masters
9. 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
Scavenge Stale Resource Records
the cache life of a resource record
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
GlobalNames zone
10. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
the cache life of a resource record
notification
ForestDnsZones
AD Zone Replication Scope page
11. What are the server requirements for storing a zone in AD?
Secondary
The DNS server needs to be a domain controller.
DNS server
%systemroot%System32Dns
12. 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 ______.
GlobalNames zone
Create Default Application Directory Partitions
Trust anchors
Secondary
13. What kind of zones do not automatically perform time stamping on dynamically created resource records?
To All Domain Controllers Specified In The Scope Of This Directory Partition
Standard zones
Name Servers
Secondary
14. 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.
priority of dc2.lucernepublishing.com.
enable zone transfers
Netlogon
dnscmd /ZoneExport <zone name> <zone file name>
15. Scavenging can occur only when ______ is enabled.
aging
Name Servers
Enterprise Admins
standard
16. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
Enterprise Admins
dnscmd servername /createdirectorypartition FQDN
disabled
17. 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:
DNS zone
1. A SOA record 2. At least one NS record.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
dnscmd servername /createdirectorypartition FQDN
18. 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
14
the cache life of a resource record
partition
19. 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
digitally sign
The Zone Aging/Scavenging Properties
asymmetric encryption
NRPT
20. When you create a new zone - two types of records required for the zone are automatically created: ______
use more than one name to point to
1. A SOA record 2. At least one NS record.
DNS zone
Secondary
21. This operation reloads the secondary zone from the local storage.
DNS server
Transfer New Copy Of Zone From Master
Reload
Expires After
22. 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.
dnscmd . /config /enableglobalnamessupport 1
AD Zone Replication Scope page
standard
aging
23. 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.
Retry Interval
To All DNS Servers In This Forest
To All Domain Controllers Specified In The Scope Of This Directory Partition
To All Domain Controllers In This Domain
24. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
deploying a GlobalNames zone
DomainDnsZones
DNS zone
Create Default Application Directory Partitions
25. 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
Scavenge Stale Resource Records
Retry Interval
Netlogon
26. 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
CNAME resource records
deploying a GlobalNames zone
trigger zone transfers on secondary zones
Enterprise Admins
27. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
To All DNS Servers In This Forest
1. A SOA record 2. At least one NS record.
will not
Notify
28. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
trust anchor
Expires After
To All Domain Controllers In This Domain
use more than one name to point to
29. 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>
Refresh Interval
manually enlist
trigger zone transfers on secondary zones
30. By default - DCs include two application directory partitions reserved for DNS data: ______.
To All DNS Servers In This Forest
time stamp
Expires After
1. DomainDnsZones and - 2. ForestDnsZones
31. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
use more than one name to point to
deploying a GlobalNames zone
Win Srvr 2008 and Win Srvr 2008 R2
the cache life of a resource record
32. 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.
will not
accepted
Reload
Scavenging
33. Used to facilitate the resolution of single-label computer names in a large network.
GlobalNames zone
deploying a GlobalNames zone
Scavenging
trust anchor
34. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Service location (SRV)
To All Domain Controllers Specified In The Scope Of This Directory Partition
Scavenge Stale Resource Records
disabled
35. ______ resource records are used to specify the location of specific services in a domain.
enable zone transfers
Notify
aging
Service location (SRV)
36. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
dnscmd servername /enlistdirectorypartition FQDN
digitally sign
Aging
the cache life of a resource record
37. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
parent zone to a child zone
stub
ForestDnsZones
aging
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
CNAME resource records
server level and at the zone level
Scavenging
disabled
39. 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.
Netlogon
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.
parent zone to a child zone
masters
40. 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
Service location (SRV)
enable zone transfers
primary
AD Zone Replication Scope page
41. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
manually enlist
delegate
deploying a GlobalNames zone
aging
42. 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.
parent zone to a child zone
Transfer New Copy Of Zone From Master
public key
accepted
43. You can perform a delegation only from a ________________.
Reload
parent zone to a child zone
dnscmd servername /enlistdirectorypartition FQDN
use more than one name to point to
44. To enlist other DNS servers in the partition - type the following command:
Reload
delegate
dnscmd servername /enlistdirectorypartition FQDN
decreases
45. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
the cache life of a resource record
dnscmd . /config /enableglobalnamessupport 1
Notify
request DNSSEC validation for specific queries
46. You must be a member of the ______ group to create an application directory partition.
stub
aging
server level and at the zone level
Enterprise Admins
47. DNS delegations are automatically used to separate ______ in a single forest.
1. A SOA record 2. At least one NS record.
stub
parent and child AD DS domains
Scavenging
48. 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
Minimum (Default) TTL
notification
Standard zones
49. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
server level and at the zone level
request DNSSEC validation for specific queries
Scavenging
asymmetric encryption
50. DNSSEC enables a DNS server to ______ the resource records in its zones.
standard
digitally sign
Remove stale
To All DNS Servers In This Forest