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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.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