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