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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. 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.
ForestDnsZones
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
DNS server
stub
2. When you create a new zone - two types of records required for the zone are automatically created: ______
priority of dc2.lucernepublishing.com.
1. A SOA record 2. At least one NS record.
dnscmd /ZoneExport <zone name> <zone file name>
ForestDnsZones
3. 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
To All Domain Controllers In This Domain
Expires After
DNS server
Name Servers
4. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
manually enlist
Standard zones
enable zone transfers
digitally sign
5. 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
A DS record
DomainDnsZones
the cache life of a resource record
6. DNS delegations are automatically used to separate ______ in a single forest.
parent and child AD DS domains
standard
asymmetric encryption
deploying a GlobalNames zone
7. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
disabled
Secondary
accepted
trigger zone transfers on secondary zones
8. 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.
Retry Interval
priority of dc2.lucernepublishing.com.
Create Default Application Directory Partitions
Transfer New Copy Of Zone From Master
9. A ______ is a data structure in AD that distinguishes data for different replication purposes.
Trust anchors
partition
1. DomainDnsZones and - 2. ForestDnsZones
asymmetric encryption
10. 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.
accepted
Refresh Interval
To All Domain Controllers In This Domain
enable zone transfers
11. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
Service location (SRV)
DNS zone
trust anchor
Scavenging
12. What is the name of the record that contains a hash of the public key in a delegated subdomain?
The DNS server needs to be a domain controller.
To All Domain Controllers In This Domain
A DS record
delegate
13. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
A DS record
server level and at the zone level
trust anchor
NS record and an associated A record
14. 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.
DNS zone
%systemroot%System32Dns
DomainDnsZones
GlobalNames zone
15. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
stub
dnscmd . /config /enableglobalnamessupport 1
dnscmd servername /createdirectorypartition FQDN
DNS zone
16. 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>
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.
request DNSSEC validation for specific queries
17. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
dnscmd servername /enlistdirectorypartition FQDN
Win Srvr 2008 and Win Srvr 2008 R2
partition
the cache life of a resource record
18. 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.
dnscmd servername /createdirectorypartition FQDN
notification
dnscmd . /config /enableglobalnamessupport 1
Refresh Interval
19. 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 Domain
To All Domain Controllers In This Domain
manually enlist
notification
20. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
public key
aging
the cache life of a resource record
Scavenging
21. 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
trigger zone transfers on secondary zones
masters
Retry Interval
Remove stale
22. Increasing the refresh interval ______ zone transfer traffic.
decreases
Enterprise Admins
Expires After
Standard zones
23. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
stub
deploying a GlobalNames zone
Standard zones
will not
24. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
1. DomainDnsZones and - 2. ForestDnsZones
aging
asymmetric encryption
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
25. You must be a member of the ______ group to create an application directory partition.
Enterprise Admins
Refresh Interval
Retry Interval
parent and child AD DS domains
26. 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.
Netlogon
Minimum (Default) TTL
enable zone transfers
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
27. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
Netlogon
Enterprise Admins
DNS server
Scavenging
28. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
asymmetric encryption
digitally sign
Aging
DomainDnsZones
29. 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.
The Zone Aging/Scavenging Properties
deploying a GlobalNames zone
primary
The DNS server needs to be a domain controller.
30. What are the server requirements for storing a zone in AD?
Transfer New Copy Of Zone From Master
Trust anchors
The DNS server needs to be a domain controller.
Secondary
31. 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.
public key
time stamp
request DNSSEC validation for specific queries
dnscmd servername /enlistdirectorypartition FQDN
32. To enlist other DNS servers in the partition - type the following command:
dnscmd servername /enlistdirectorypartition FQDN
1. A SOA record 2. At least one NS record.
accepted
parent and child AD DS domains
33. 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
Scavenge Stale Resource Records
CNAME resource records
Trust anchors
request DNSSEC validation for specific queries
34. 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 ______.
The Zone Aging/Scavenging Properties
disabled
Scavenge Stale Resource Records
delegate
35. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
manually enlist
Aging
request DNSSEC validation for specific queries
delegate
36. 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.
asymmetric encryption
To All DNS Servers In This Forest
14
enable zone transfers
37. 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.
Notify
Scavenge Stale Resource Records
NS record and an associated A record
Transfer From Master
38. 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.
request DNSSEC validation for specific queries
standard
Expires After
use more than one name to point to
39. 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
time stamp
Trust anchors
the cache life of a resource record
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
40. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Notify
Minimum (Default) TTL
Standard zones
Expires After
41. ______ resource records are used to specify the location of specific services in a domain.
Service location (SRV)
14
decreases
accepted
42. 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:
To All Domain Controllers Specified In The Scope Of This Directory Partition
Service location (SRV)
NRPT
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
43. By default - zone transfers are ______ from any zone.
To All DNS Servers In This Domain
disabled
time stamp
Group Policy
44. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
dnscmd . /config /enableglobalnamessupport 1
The Zone Aging/Scavenging Properties
disabled
45. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
accepted
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.
ForestDnsZones
NRPT
46. 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 ______.
ForestDnsZones
Reload
Create Default Application Directory Partitions
Remove stale
47. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
Scavenge Stale Resource Records
Transfer From Master
14
Refresh Interval
48. 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
To All Domain Controllers Specified In The Scope Of This Directory Partition
Scavenge Stale Resource Records
ForestDnsZones
49. 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.
aging
deploying a GlobalNames zone
will not
Remove stale
50. Scavenging can occur only when ______ is enabled.
14
dnscmd servername /enlistdirectorypartition FQDN
aging
The DNS server needs to be a domain controller.