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