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