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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. You must be a member of the ______ group to create an application directory partition.
Create Default Application Directory Partitions
priority of dc2.lucernepublishing.com.
Enterprise Admins
A DS record
2. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
Minimum (Default) TTL
decreases
To All DNS Servers In This Forest
Win Srvr 2008 and Win Srvr 2008 R2
3. DNSSEC enables a DNS server to ______ the resource records in its zones.
digitally sign
Refresh Interval
manually enlist
To All Domain Controllers In This Domain
4. By default - zone transfers are ______ from any zone.
Notify
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
disabled
Netlogon
5. 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.
trigger zone transfers on secondary zones
Name Servers
Notify
priority of dc2.lucernepublishing.com.
6. Increasing the refresh interval ______ zone transfer traffic.
Secondary
Minimum (Default) TTL
parent and child AD DS domains
decreases
7. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
%systemroot%System32Dns
Aging
AD Zone Replication Scope page
use more than one name to point to
8. 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 zone to a child zone
server level and at the zone level
deploying a GlobalNames zone
enable zone transfers
9. You can perform a delegation only from a ________________.
trust anchor
parent zone to a child zone
use more than one name to point to
%systemroot%System32Dns
10. 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
Scavenging
The Zone Aging/Scavenging Properties
To All Domain Controllers Specified In The Scope Of This Directory Partition
Notify
11. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
aging
Retry Interval
14
deploying a GlobalNames zone
12. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
deploying a GlobalNames zone
use more than one name to point to
Expires After
notification
13. 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
Enterprise Admins
Trust anchors
aging
Retry Interval
14. You use Group Policy to configure DNS clients to _________________.
%systemroot%System32Dns
request DNSSEC validation for specific queries
Name Servers
AD Zone Replication Scope page
15. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
delegate
DNS server
GlobalNames zone
AD Zone Replication Scope page
16. By default - DCs include two application directory partitions reserved for DNS data: ______.
1. DomainDnsZones and - 2. ForestDnsZones
14
Reload
CNAME resource records
17. 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.
Remove stale
standard
NRPT
aging
18. 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.
digitally sign
To All DNS Servers In This Forest
AD Zone Replication Scope page
time stamp
19. 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
public key
AD Zone Replication Scope page
Create Default Application Directory Partitions
Expires After
20. 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: _______.
Minimum (Default) TTL
dnscmd . /config /enableglobalnamessupport 1
manually enlist
dnscmd /ZoneExport <zone name> <zone file name>
21. 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.
To All DNS Servers In This Forest
use more than one name to point to
trust anchor
Refresh Interval
22. 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.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
%systemroot%System32Dns
server level and at the zone level
enable zone transfers
23. 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.
Remove stale
use more than one name to point to
24. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
primary
DNS server
Scavenging
To All Domain Controllers In This Domain
25. 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
masters
1. DomainDnsZones and - 2. ForestDnsZones
26. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Win Srvr 2008 and Win Srvr 2008 R2
To All DNS Servers In This Domain
Group Policy
Retry Interval
27. 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
Secondary
enable zone transfers
28. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
Aging
Scavenging
enable zone transfers
parent zone to a child zone
29. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
1. A SOA record 2. At least one NS record.
parent zone to a child zone
server level and at the zone level
priority of dc2.lucernepublishing.com.
30. 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.
Transfer From Master
use more than one name to point to
To All DNS Servers In This Domain
Expires After
31. What kind of zones do not automatically perform time stamping on dynamically created resource records?
public key
Standard zones
Expires After
AD Zone Replication Scope page
32. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
CNAME resource records
To All DNS Servers In This Forest
enable zone transfers
dnscmd . /config /enableglobalnamessupport 1
33. A ______ is a data structure in AD that distinguishes data for different replication purposes.
Enterprise Admins
partition
Transfer From Master
delegate
34. To create a custom application directory partition - type the following command:
aging
1. A SOA record 2. At least one NS record.
dnscmd servername /createdirectorypartition FQDN
%systemroot%System32Dns
35. 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
primary
Group Policy
Expires After
36. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
public key
trust anchor
accepted
Standard zones
37. 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.
Enterprise Admins
DomainDnsZones
server level and at the zone level
38. 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.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Remove stale
asymmetric encryption
%systemroot%System32Dns
39. 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
dnscmd . /config /enableglobalnamessupport 1
trigger zone transfers on secondary zones
aging
Trust anchors
40. 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.
trust anchor
masters
Minimum (Default) TTL
accepted
41. The most common resource records you need to create manually include the following:
Secondary
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
The Zone Aging/Scavenging Properties
masters
42. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
To All Domain Controllers Specified In The Scope Of This Directory Partition
Expires After
standard
ForestDnsZones
43. 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.
decreases
notification
NS record and an associated A record
priority of dc2.lucernepublishing.com.
44. 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
dnscmd servername /enlistdirectorypartition FQDN
dnscmd /ZoneExport <zone name> <zone file name>
manually enlist
45. Used to facilitate the resolution of single-label computer names in a large network.
GlobalNames zone
Scavenging
NRPT
Expires After
46. This operation reloads the secondary zone from the local storage.
Reload
Service location (SRV)
delegate
time stamp
47. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Win Srvr 2008 and Win Srvr 2008 R2
Aging
To All Domain Controllers Specified In The Scope Of This Directory Partition
accepted
48. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
Service location (SRV)
will not
DomainDnsZones
To All Domain Controllers Specified In The Scope Of This Directory Partition
49. 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
Retry Interval
Standard zones
AD Zone Replication Scope page
Expires After
50. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
dnscmd servername /createdirectorypartition FQDN
trigger zone transfers on secondary zones
To All Domain Controllers In This Domain
DNS zone