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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 30 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. DNSSEC enables a DNS server to ______ the resource records in its zones.
disabled
digitally sign
Scavenging
To All Domain Controllers In This Domain
2. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
Notify
disabled
deploying a GlobalNames zone
Netlogon
3. When you create a new zone - two types of records required for the zone are automatically created. List them.
enable zone transfers
Enterprise Admins
Service location (SRV)
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.
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
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.
Standard zones
1. DomainDnsZones and - 2. ForestDnsZones
AD Zone Replication Scope page
5. What are the server requirements for storing a zone in AD?
priority of dc2.lucernepublishing.com.
Refresh Interval
Name Servers
The DNS server needs to be a domain controller.
6. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
Scavenge Stale Resource Records
manually enlist
1. A SOA record 2. At least one NS record.
DNS server
7. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
Refresh Interval
Name Servers
public key
will not
8. ______ resource records are used to specify the location of specific services in a domain.
Retry Interval
Service location (SRV)
1. A SOA record 2. At least one NS record.
standard
9. 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.
Scavenge Stale Resource Records
ForestDnsZones
GlobalNames zone
NRPT
10. 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 Domain Controllers In This Domain
parent and child AD DS domains
Retry Interval
dnscmd servername /enlistdirectorypartition FQDN
11. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
Transfer From Master
the cache life of a resource record
trust anchor
dnscmd . /config /enableglobalnamessupport 1
12. 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: _______.
14
dnscmd /ZoneExport <zone name> <zone file name>
asymmetric encryption
notification
13. 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.
To All Domain Controllers Specified In The Scope Of This Directory Partition
enable zone transfers
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
%systemroot%System32Dns
14. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
dnscmd servername /enlistdirectorypartition FQDN
Secondary
To All Domain Controllers In This Domain
aging
15. 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.
standard
Trust anchors
To All DNS Servers In This Forest
dnscmd /ZoneExport <zone name> <zone file name>
16. 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>
Name Servers
Expires After
The Zone Aging/Scavenging Properties
17. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
use more than one name to point to
Transfer New Copy Of Zone From Master
asymmetric encryption
Aging
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.
Minimum (Default) TTL
Service location (SRV)
digitally sign
Transfer New Copy Of Zone From Master
19. A ______ is a data structure in AD that distinguishes data for different replication purposes.
priority of dc2.lucernepublishing.com.
partition
DNS server
14
20. 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.
dnscmd servername /enlistdirectorypartition FQDN
Transfer New Copy Of Zone From Master
Retry Interval
ForestDnsZones
21. 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.
primary
Trust anchors
Secondary
will not
22. 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 ______.
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.
Standard zones
Scavenge Stale Resource Records
Create Default Application Directory Partitions
23. 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.
parent and child AD DS domains
asymmetric encryption
To All DNS Servers In This Forest
enable zone transfers
24. To create a custom application directory partition - type the following command:
manually enlist
Retry Interval
parent and child AD DS domains
dnscmd servername /createdirectorypartition FQDN
25. 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
request DNSSEC validation for specific queries
GlobalNames zone
DomainDnsZones
26. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Netlogon
DNS zone
Transfer New Copy Of Zone From Master
Group Policy
27. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
To All DNS Servers In This Domain
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
notification
disabled
28. DNS delegations are automatically used to separate ______ in a single forest.
parent and child AD DS domains
will not
priority of dc2.lucernepublishing.com.
masters
29. This operation reloads the secondary zone from the local storage.
GlobalNames zone
time stamp
Reload
Aging
30. 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.
Reload
masters
Aging
Service location (SRV)
31. 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.
Expires After
masters
notification
stub
32. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
stub
Trust anchors
asymmetric encryption
primary
33. 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.
Scavenge Stale Resource Records
CNAME resource records
Transfer From Master
Group Policy
34. By default - DCs include two application directory partitions reserved for DNS data: ______.
delegate
partition
1. DomainDnsZones and - 2. ForestDnsZones
NS record and an associated A record
35. When you create a new zone - two types of records required for the zone are automatically created: ______
aging
Enterprise Admins
Standard zones
1. A SOA record 2. At least one NS record.
36. 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:
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Netlogon
aging
Retry Interval
37. Used to facilitate the resolution of single-label computer names in a large network.
trust anchor
ForestDnsZones
primary
GlobalNames zone
38. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Netlogon
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
To All Domain Controllers Specified In The Scope Of This Directory Partition
39. 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.
NS record and an associated A record
1. DomainDnsZones and - 2. ForestDnsZones
accepted
Enterprise Admins
40. You must be a member of the ______ group to create an application directory partition.
deploying a GlobalNames zone
To All Domain Controllers In This Domain
Enterprise Admins
decreases
41. 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
Remove stale
delegate
CNAME resource records
enable zone transfers
42. 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
use more than one name to point to
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
the cache life of a resource record
Scavenging
43. 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.
Remove stale
Service location (SRV)
Scavenge Stale Resource Records
DomainDnsZones
44. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
Netlogon
Expires After
dnscmd . /config /enableglobalnamessupport 1
delegate
45. 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.
Create Default Application Directory Partitions
trust anchor
1. DomainDnsZones and - 2. ForestDnsZones
standard
46. 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
To All Domain Controllers Specified In The Scope Of This Directory Partition
aging
To All DNS Servers In This Domain
parent zone to a child zone
47. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
To All Domain Controllers In This Domain
server level and at the zone level
masters
Create Default Application Directory Partitions
48. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
A DS record
the cache life of a resource record
14
dnscmd . /config /enableglobalnamessupport 1
49. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
CNAME resource records
manually enlist
public key
DNS zone
50. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
enable zone transfers
The Zone Aging/Scavenging Properties
DNS zone
decreases