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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. 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
ForestDnsZones
digitally sign
Scavenging
2. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
the cache life of a resource record
manually enlist
priority of dc2.lucernepublishing.com.
Win Srvr 2008 and Win Srvr 2008 R2
3. 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
The Zone Aging/Scavenging Properties
dnscmd . /config /enableglobalnamessupport 1
NS record and an associated A record
4. 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.
DNS server
enable zone transfers
To All DNS Servers In This Domain
time stamp
5. What kind of zones do not automatically perform time stamping on dynamically created resource records?
DNS zone
1. A SOA record 2. At least one NS record.
Notify
Standard zones
6. 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.
time stamp
Create Default Application Directory Partitions
7. 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.
Service location (SRV)
Enterprise Admins
Standard zones
Transfer From Master
8. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
will not
Enterprise Admins
To All Domain Controllers Specified In The Scope Of This Directory Partition
request DNSSEC validation for specific queries
9. What are the server requirements for storing a zone in AD?
Notify
Retry Interval
aging
The DNS server needs to be a domain controller.
10. 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 ______.
time stamp
Create Default Application Directory Partitions
decreases
Enterprise Admins
11. What is the name of the record that contains a hash of the public key in a delegated subdomain?
1. DomainDnsZones and - 2. ForestDnsZones
14
A DS record
use more than one name to point to
12. 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.
standard
partition
public key
DomainDnsZones
13. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
Secondary
dnscmd servername /createdirectorypartition FQDN
the cache life of a resource record
%systemroot%System32Dns
14. Used to facilitate the resolution of single-label computer names in a large network.
deploying a GlobalNames zone
GlobalNames zone
aging
Win Srvr 2008 and Win Srvr 2008 R2
15. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Group Policy
Aging
aging
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
16. 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.
aging
To All DNS Servers In This Domain
Secondary
Trust anchors
17. ______ resource records are used to specify the location of specific services in a domain.
disabled
Service location (SRV)
14
Standard zones
18. 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.
The DNS server needs to be a domain controller.
accepted
asymmetric encryption
parent and child AD DS domains
19. Scavenging can occur only when ______ is enabled.
masters
The DNS server needs to be a domain controller.
aging
manually enlist
20. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
manually enlist
standard
Notify
dnscmd . /config /enableglobalnamessupport 1
21. When you create a new zone - two types of records required for the zone are automatically created: ______
delegate
1. A SOA record 2. At least one NS record.
parent zone to a child zone
1. DomainDnsZones and - 2. ForestDnsZones
22. 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.
dnscmd servername /createdirectorypartition FQDN
Remove stale
Reload
server level and at the zone level
23. 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.
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.
The DNS server needs to be a domain controller.
%systemroot%System32Dns
Transfer New Copy Of Zone From Master
24. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
Win Srvr 2008 and Win Srvr 2008 R2
DNS zone
stub
primary
25. 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.
Reload
Retry Interval
Transfer New Copy Of Zone From Master
1. A SOA record 2. At least one NS record.
26. You can perform a delegation only from a ________________.
parent zone to a child zone
will not
Create Default Application Directory Partitions
Trust anchors
27. You use Group Policy to configure DNS clients to _________________.
request DNSSEC validation for specific queries
DNS server
server level and at the zone level
Scavenging
28. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
Trust anchors
delegate
Enterprise Admins
NRPT
29. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
Netlogon
dnscmd . /config /enableglobalnamessupport 1
notification
Scavenge Stale Resource Records
30. When you create a new zone - two types of records required for the zone are automatically created. List them.
CNAME resource records
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.
stub
31. 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
aging
enable zone transfers
trigger zone transfers on secondary zones
disabled
32. 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.
stub
trust anchor
the cache life of a resource record
CNAME resource records
33. 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
1. A SOA record 2. At least one NS record.
To All DNS Servers In This Domain
Minimum (Default) TTL
34. 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.
Win Srvr 2008 and Win Srvr 2008 R2
time stamp
Refresh Interval
Create Default Application Directory Partitions
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.
Standard zones
Scavenging
Reload
primary
36. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
NS record and an associated A record
dnscmd . /config /enableglobalnamessupport 1
Transfer New Copy Of Zone From Master
use more than one name to point to
37. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
server level and at the zone level
AD Zone Replication Scope page
accepted
Refresh Interval
38. 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.
digitally sign
Expires After
Group Policy
Refresh Interval
39. The most common resource records you need to create manually include the following:
manually enlist
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Trust anchors
To All DNS Servers In This Forest
40. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
Aging
Netlogon
disabled
41. 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
AD Zone Replication Scope page
request DNSSEC validation for specific queries
Enterprise Admins
1. A SOA record 2. At least one NS record.
42. 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 /ZoneExport <zone name> <zone file name>
Notify
The Zone Aging/Scavenging Properties
43. By default - zone transfers are ______ from any zone.
A DS record
parent and child AD DS domains
disabled
%systemroot%System32Dns
44. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
Reload
will not
request DNSSEC validation for specific queries
dnscmd . /config /enableglobalnamessupport 1
45. Increasing the refresh interval ______ zone transfer traffic.
decreases
trigger zone transfers on secondary zones
DomainDnsZones
A DS record
46. 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
%systemroot%System32Dns
DNS server
To All Domain Controllers In This Domain
47. ______ 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.
Scavenge Stale Resource Records
1. A SOA record 2. At least one NS record.
Trust anchors
To All DNS Servers In This Forest
48. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
trust anchor
request DNSSEC validation for specific queries
Name Servers
will not
49. This operation reloads the secondary zone from the local storage.
Reload
Enterprise Admins
NRPT
Remove stale
50. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
Netlogon
NS record and an associated A record
To All DNS Servers In This Forest
notification