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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 ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
To All Domain Controllers Specified In The Scope Of This Directory Partition
To All Domain Controllers In This Domain
trust anchor
Enterprise Admins
2. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
will not
Create Default Application Directory Partitions
14
%systemroot%System32Dns
3. 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.
GlobalNames zone
time stamp
enable zone transfers
To All Domain Controllers Specified In The Scope Of This Directory Partition
4. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
trust anchor
public key
CNAME resource records
Group Policy
5. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
disabled
Aging
DNS server
6. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
NS record and an associated A record
server level and at the zone level
decreases
DNS zone
7. 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.
server level and at the zone level
NS record and an associated A record
Trust anchors
Standard zones
8. When you create a new zone - two types of records required for the zone are automatically created. List them.
dnscmd servername /enlistdirectorypartition FQDN
To All Domain Controllers In This Domain
NRPT
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.
9. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
time stamp
dnscmd . /config /enableglobalnamessupport 1
Expires After
will not
10. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
Scavenge Stale Resource Records
GlobalNames zone
use more than one name to point to
public key
11. A ______ is a data structure in AD that distinguishes data for different replication purposes.
Aging
partition
Transfer New Copy Of Zone From Master
ForestDnsZones
12. 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: _______.
priority of dc2.lucernepublishing.com.
dnscmd /ZoneExport <zone name> <zone file name>
DNS zone
will not
13. DNS delegations are automatically used to separate ______ in a single forest.
DomainDnsZones
parent and child AD DS domains
1. A SOA record 2. At least one NS record.
parent zone to a child zone
14. To enlist other DNS servers in the partition - type the following command:
A DS record
dnscmd servername /enlistdirectorypartition FQDN
Service location (SRV)
deploying a GlobalNames zone
15. 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.
Win Srvr 2008 and Win Srvr 2008 R2
asymmetric encryption
Transfer From Master
decreases
16. 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
server level and at the zone level
Expires After
DNS server
17. By default - zone transfers are ______ from any zone.
dnscmd . /config /enableglobalnamessupport 1
To All DNS Servers In This Domain
delegate
disabled
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.
dnscmd . /config /enableglobalnamessupport 1
accepted
request DNSSEC validation for specific queries
notification
19. Used to facilitate the resolution of single-label computer names in a large network.
GlobalNames zone
DNS zone
Aging
dnscmd servername /enlistdirectorypartition FQDN
20. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
Create Default Application Directory Partitions
delegate
NS record and an associated A record
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
21. 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.
Scavenge Stale Resource Records
dnscmd servername /createdirectorypartition FQDN
priority of dc2.lucernepublishing.com.
Minimum (Default) TTL
22. 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
partition
To All Domain Controllers In This Domain
AD Zone Replication Scope page
23. By default - DCs include two application directory partitions reserved for DNS data: ______.
manually enlist
%systemroot%System32Dns
1. DomainDnsZones and - 2. ForestDnsZones
Secondary
24. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
Win Srvr 2008 and Win Srvr 2008 R2
dnscmd . /config /enableglobalnamessupport 1
14
the cache life of a resource record
25. 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
accepted
To All Domain Controllers In This Domain
%systemroot%System32Dns
26. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
Reload
trust anchor
deploying a GlobalNames zone
Win Srvr 2008 and Win Srvr 2008 R2
27. ______ resource records are used to specify the location of specific services in a domain.
request DNSSEC validation for specific queries
Service location (SRV)
Expires After
Scavenge Stale Resource Records
28. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
A DS record
Secondary
The DNS server needs to be a domain controller.
dnscmd . /config /enableglobalnamessupport 1
29. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
notification
Netlogon
aging
deploying a GlobalNames zone
30. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Standard zones
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.
Refresh Interval
31. 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.
Remove stale
notification
Transfer New Copy Of Zone From Master
Netlogon
32. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
Win Srvr 2008 and Win Srvr 2008 R2
asymmetric encryption
Refresh Interval
will not
33. 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.
DNS server
%systemroot%System32Dns
dnscmd servername /enlistdirectorypartition FQDN
To All DNS Servers In This Domain
34. 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
manually enlist
trigger zone transfers on secondary zones
public key
use more than one name to point to
35. To create a custom application directory partition - type the following command:
dnscmd servername /createdirectorypartition FQDN
Service location (SRV)
DNS zone
will not
36. Scavenging can occur only when ______ is enabled.
aging
Scavenge Stale Resource Records
primary
dnscmd /ZoneExport <zone name> <zone file name>
37. 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:
The Zone Aging/Scavenging Properties
Notify
Trust anchors
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
38. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
dnscmd . /config /enableglobalnamessupport 1
Scavenging
1. DomainDnsZones and - 2. ForestDnsZones
use more than one name to point to
39. 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
time stamp
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
To All DNS Servers In This Forest
CNAME resource records
40. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
request DNSSEC validation for specific queries
Expires After
1. DomainDnsZones and - 2. ForestDnsZones
41. The most common resource records you need to create manually include the following:
manually enlist
ForestDnsZones
standard
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
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 ______.
Scavenge Stale Resource Records
Retry Interval
%systemroot%System32Dns
DomainDnsZones
43. This operation reloads the secondary zone from the local storage.
Transfer From Master
primary
The Zone Aging/Scavenging Properties
Reload
44. 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.
disabled
accepted
1. DomainDnsZones and - 2. ForestDnsZones
To All DNS Servers In This Domain
45. 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.
Minimum (Default) TTL
DomainDnsZones
Remove stale
notification
46. 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
A DS record
the cache life of a resource record
dnscmd /ZoneExport <zone name> <zone file name>
Minimum (Default) TTL
47. 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.
primary
manually enlist
GlobalNames zone
DomainDnsZones
48. 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
%systemroot%System32Dns
aging
DomainDnsZones
deploying a GlobalNames zone
49. 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
NRPT
Scavenge Stale Resource Records
Expires After
Service location (SRV)
50. You must be a member of the ______ group to create an application directory partition.
Win Srvr 2008 and Win Srvr 2008 R2
Trust anchors
asymmetric encryption
Enterprise Admins