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