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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.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