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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 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.
request DNSSEC validation for specific queries
DomainDnsZones
masters
Retry Interval
2. A ______ is a data structure in AD that distinguishes data for different replication purposes.
partition
Standard zones
Retry Interval
Name Servers
3. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
the cache life of a resource record
notification
14
parent and child AD DS domains
4. To enlist other DNS servers in the partition - type the following command:
trust anchor
The DNS server needs to be a domain controller.
aging
dnscmd servername /enlistdirectorypartition FQDN
5. What is the name of the record that contains a hash of the public key in a delegated subdomain?
AD Zone Replication Scope page
ForestDnsZones
A DS record
DomainDnsZones
6. 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
trust anchor
AD Zone Replication Scope page
dnscmd servername /createdirectorypartition FQDN
7. 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.
the cache life of a resource record
%systemroot%System32Dns
use more than one name to point to
will not
8. 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.
use more than one name to point to
1. DomainDnsZones and - 2. ForestDnsZones
Service location (SRV)
Remove stale
9. 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.
request DNSSEC validation for specific queries
time stamp
Expires After
ForestDnsZones
10. 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:
DNS zone
notification
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
CNAME resource records
11. Used to facilitate the resolution of single-label computer names in a large network.
Secondary
disabled
Win Srvr 2008 and Win Srvr 2008 R2
GlobalNames zone
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
dnscmd . /config /enableglobalnamessupport 1
public key
CNAME resource records
masters
13. 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.
Create Default Application Directory Partitions
Enterprise Admins
Aging
NRPT
14. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
standard
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
14
Notify
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.
dnscmd . /config /enableglobalnamessupport 1
Transfer From Master
primary
To All DNS Servers In This Forest
16. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Refresh Interval
time stamp
1. A SOA record 2. At least one NS record.
Scavenging
17. To create a custom application directory partition - type the following command:
trigger zone transfers on secondary zones
Group Policy
dnscmd servername /createdirectorypartition FQDN
ForestDnsZones
18. 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.
Netlogon
To All DNS Servers In This Forest
1. A SOA record 2. At least one NS record.
manually enlist
19. By default - DCs include two application directory partitions reserved for DNS data: ______.
partition
the cache life of a resource record
1. DomainDnsZones and - 2. ForestDnsZones
Expires After
20. What are the server requirements for storing a zone in AD?
NS record and an associated A record
The DNS server needs to be a domain controller.
dnscmd servername /createdirectorypartition FQDN
Refresh Interval
21. You can perform a delegation only from a ________________.
parent zone to a child zone
DNS server
Netlogon
A DS record
22. You must be a member of the ______ group to create an application directory partition.
Notify
manually enlist
Enterprise Admins
accepted
23. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Secondary
Standard zones
dnscmd servername /createdirectorypartition FQDN
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.
24. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
DomainDnsZones
NS record and an associated A record
Service location (SRV)
stub
25. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
asymmetric encryption
Group Policy
deploying a GlobalNames zone
Expires After
26. You use Group Policy to configure DNS clients to _________________.
The Zone Aging/Scavenging Properties
request DNSSEC validation for specific queries
accepted
manually enlist
27. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
Win Srvr 2008 and Win Srvr 2008 R2
delegate
DomainDnsZones
use more than one name to point to
28. Scavenging can occur only when ______ is enabled.
primary
will not
1. A SOA record 2. At least one NS record.
aging
29. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd . /config /enableglobalnamessupport 1
public key
manually enlist
Enterprise Admins
30. DNSSEC enables a DNS server to ______ the resource records in its zones.
manually enlist
parent zone to a child zone
To All DNS Servers In This Forest
digitally sign
31. 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.
enable zone transfers
disabled
server level and at the zone level
The DNS server needs to be a domain controller.
32. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
Aging
dnscmd . /config /enableglobalnamessupport 1
ForestDnsZones
Name Servers
33. 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 ______.
partition
DNS server
Create Default Application Directory Partitions
Expires After
34. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
Aging
Enterprise Admins
dnscmd servername /enlistdirectorypartition FQDN
Secondary
35. 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.
Expires After
manually enlist
standard
parent zone to a child zone
36. 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.
14
enable zone transfers
Minimum (Default) TTL
Transfer New Copy Of Zone From Master
37. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Expires After
will not
standard
To All Domain Controllers Specified In The Scope Of This Directory Partition
38. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
To All Domain Controllers Specified In The Scope Of This Directory Partition
Netlogon
notification
aging
39. 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: _______.
Retry Interval
dnscmd . /config /enableglobalnamessupport 1
dnscmd /ZoneExport <zone name> <zone file name>
Aging
40. When you create a new zone - two types of records required for the zone are automatically created. List them.
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.
public key
NRPT
Service location (SRV)
41. Increasing the refresh interval ______ zone transfer traffic.
time stamp
notification
Secondary
decreases
42. 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.
To All DNS Servers In This Domain
Service location (SRV)
Transfer From Master
accepted
43. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
parent and child AD DS domains
trust anchor
Transfer From Master
14
44. ______ resource records are used to specify the location of specific services in a domain.
Service location (SRV)
1. A SOA record 2. At least one NS record.
Transfer New Copy Of Zone From Master
To All Domain Controllers In This Domain
45. 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
dnscmd servername /enlistdirectorypartition FQDN
the cache life of a resource record
trigger zone transfers on secondary zones
enable zone transfers
46. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
server level and at the zone level
will not
Enterprise Admins
notification
47. 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
partition
public key
AD Zone Replication Scope page
1. A SOA record 2. At least one NS record.
48. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
digitally sign
partition
Scavenge Stale Resource Records
DNS zone
49. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
accepted
NRPT
delegate
stub
50. 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
decreases
Netlogon
The DNS server needs to be a domain controller.