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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. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd . /config /enableglobalnamessupport 1
time stamp
DNS server
Transfer New Copy Of Zone From Master
2. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
will not
Win Srvr 2008 and Win Srvr 2008 R2
decreases
DNS server
3. 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.
NS record and an associated A record
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
primary
notification
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.
dnscmd . /config /enableglobalnamessupport 1
request DNSSEC validation for specific queries
NS record and an associated A record
dnscmd servername /enlistdirectorypartition FQDN
5. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Remove stale
standard
parent zone to a child zone
To All Domain Controllers Specified In The Scope Of This Directory Partition
6. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
use more than one name to point to
decreases
Name Servers
Enterprise Admins
7. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
asymmetric encryption
Service location (SRV)
deploying a GlobalNames zone
DNS zone
8. 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.
stub
accepted
Aging
To All DNS Servers In This Domain
9. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
The DNS server needs to be a domain controller.
deploying a GlobalNames zone
Remove stale
To All DNS Servers In This Domain
10. 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
aging
14
partition
Scavenge Stale Resource Records
11. 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.
time stamp
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Notify
accepted
12. To create a custom application directory partition - type the following command:
The Zone Aging/Scavenging Properties
partition
dnscmd servername /createdirectorypartition FQDN
To All Domain Controllers In This Domain
13. 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
digitally sign
aging
The Zone Aging/Scavenging Properties
14. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
Transfer From Master
priority of dc2.lucernepublishing.com.
GlobalNames zone
trust anchor
15. 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: _______.
aging
CNAME resource records
dnscmd /ZoneExport <zone name> <zone file name>
trust anchor
16. 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:
Scavenging
To All Domain Controllers In This Domain
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
trigger zone transfers on secondary zones
17. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
To All DNS Servers In This Domain
Transfer From Master
use more than one name to point to
14
18. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
Notify
Enterprise Admins
Win Srvr 2008 and Win Srvr 2008 R2
AD Zone Replication Scope page
19. 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.
Create Default Application Directory Partitions
Aging
asymmetric encryption
enable zone transfers
20. 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.
Trust anchors
stub
priority of dc2.lucernepublishing.com.
1. A SOA record 2. At least one NS record.
21. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
dnscmd servername /enlistdirectorypartition FQDN
A DS record
manually enlist
the cache life of a resource record
22. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
asymmetric encryption
use more than one name to point to
NRPT
Minimum (Default) TTL
23. When you create a new zone - two types of records required for the zone are automatically created: ______
delegate
stub
1. A SOA record 2. At least one NS record.
accepted
24. 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.
notification
Notify
Service location (SRV)
Transfer From Master
25. 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
Aging
standard
will not
26. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
the cache life of a resource record
server level and at the zone level
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Reload
27. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Enterprise Admins
Notify
Reload
The Zone Aging/Scavenging Properties
28. 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
Trust anchors
To All DNS Servers In This Forest
Retry Interval
29. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
dnscmd . /config /enableglobalnamessupport 1
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
14
30. Increasing the refresh interval ______ zone transfer traffic.
To All DNS Servers In This Domain
decreases
Scavenge Stale Resource Records
manually enlist
31. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
Remove stale
decreases
DNS server
DomainDnsZones
32. 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
To All DNS Servers In This Forest
the cache life of a resource record
Retry Interval
The DNS server needs to be a domain controller.
33. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Group Policy
DomainDnsZones
14
parent and child AD DS domains
34. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
use more than one name to point to
DNS zone
delegate
GlobalNames zone
35. DNSSEC enables a DNS server to ______ the resource records in its zones.
manually enlist
asymmetric encryption
digitally sign
The DNS server needs to be a domain controller.
36. DNS delegations are automatically used to separate ______ in a single forest.
1. A SOA record 2. At least one NS record.
Scavenge Stale Resource Records
manually enlist
parent and child AD DS domains
37. 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.
Service location (SRV)
standard
delegate
Expires After
38. 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 ______.
Scavenge Stale Resource Records
Minimum (Default) TTL
enable zone transfers
asymmetric encryption
39. 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
decreases
To All DNS Servers In This Domain
delegate
40. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
the cache life of a resource record
dnscmd servername /createdirectorypartition FQDN
%systemroot%System32Dns
notification
41. 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.
%systemroot%System32Dns
Expires After
A DS record
Refresh Interval
42. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
CNAME resource records
deploying a GlobalNames zone
Secondary
asymmetric encryption
43. 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.
deploying a GlobalNames zone
parent and child AD DS domains
To All DNS Servers In This Domain
Scavenging
44. ______ 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.
dnscmd servername /enlistdirectorypartition FQDN
Trust anchors
Secondary
Transfer From Master
45. You use Group Policy to configure DNS clients to _________________.
will not
request DNSSEC validation for specific queries
the cache life of a resource record
server level and at the zone level
46. 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.
trust anchor
public key
priority of dc2.lucernepublishing.com.
The Zone Aging/Scavenging Properties
47. 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
The Zone Aging/Scavenging Properties
ForestDnsZones
AD Zone Replication Scope page
Transfer From Master
48. To enlist other DNS servers in the partition - type the following command:
1. A SOA record 2. At least one NS record.
dnscmd servername /enlistdirectorypartition FQDN
DomainDnsZones
The DNS server needs to be a domain controller.
49. 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)
14
DomainDnsZones
50. Used to facilitate the resolution of single-label computer names in a large network.
decreases
GlobalNames zone
enable zone transfers
14