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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. 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.
decreases
The Zone Aging/Scavenging Properties
CNAME resource records
Transfer From Master
2. Increasing the refresh interval ______ zone transfer traffic.
dnscmd servername /createdirectorypartition FQDN
Notify
decreases
Standard zones
3. 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 ______.
accepted
digitally sign
Scavenge Stale Resource Records
%systemroot%System32Dns
4. When you create a new zone - two types of records required for the zone are automatically created. List them.
1. DomainDnsZones and - 2. ForestDnsZones
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.
standard
5. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
ForestDnsZones
partition
parent zone to a child zone
To All DNS Servers In This Domain
6. When you create a new zone - two types of records required for the zone are automatically created: ______
1. A SOA record 2. At least one NS record.
Aging
Trust anchors
DomainDnsZones
7. 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
decreases
The Zone Aging/Scavenging Properties
Aging
digitally sign
8. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
deploying a GlobalNames zone
1. A SOA record 2. At least one NS record.
masters
manually enlist
9. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd . /config /enableglobalnamessupport 1
trust anchor
Win Srvr 2008 and Win Srvr 2008 R2
Secondary
10. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
trust anchor
DNS server
To All Domain Controllers Specified In The Scope Of This Directory Partition
AD Zone Replication Scope page
11. 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.
Scavenge Stale Resource Records
Remove stale
14
accepted
12. What is the name of the record that contains a hash of the public key in a delegated subdomain?
notification
14
DNS server
A DS record
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.
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 DNS Servers In This Forest
stub
will not
14. 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
dnscmd servername /enlistdirectorypartition FQDN
Scavenge Stale Resource Records
Remove stale
15. A ______ is a data structure in AD that distinguishes data for different replication purposes.
use more than one name to point to
digitally sign
trust anchor
partition
16. 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.
parent and child AD DS domains
manually enlist
NRPT
Minimum (Default) TTL
17. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
aging
1. A SOA record 2. At least one NS record.
Retry Interval
will not
18. 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
standard
Expires After
DNS zone
asymmetric encryption
19. Used to facilitate the resolution of single-label computer names in a large network.
GlobalNames zone
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.
DNS server
20. 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
Expires After
trigger zone transfers on secondary zones
Standard zones
21. 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
ForestDnsZones
the cache life of a resource record
priority of dc2.lucernepublishing.com.
Win Srvr 2008 and Win Srvr 2008 R2
22. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
public key
Refresh Interval
14
Trust anchors
23. What are the server requirements for storing a zone in AD?
The DNS server needs to be a domain controller.
aging
CNAME resource records
deploying a GlobalNames zone
24. ______ resource records are used to specify the location of specific services in a domain.
trigger zone transfers on secondary zones
Service location (SRV)
manually enlist
parent zone to a child zone
25. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
asymmetric encryption
DNS zone
Reload
dnscmd servername /enlistdirectorypartition FQDN
26. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
DomainDnsZones
The DNS server needs to be a domain controller.
Scavenging
To All DNS Servers In This Forest
27. 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.
asymmetric encryption
Refresh Interval
The DNS server needs to be a domain controller.
partition
28. ______ 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.
Standard zones
Scavenging
asymmetric encryption
Trust anchors
29. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
Enterprise Admins
Reload
asymmetric encryption
Transfer From Master
30. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
Enterprise Admins
14
Secondary
1. A SOA record 2. At least one NS record.
31. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
server level and at the zone level
Scavenging
stub
manually enlist
32. 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
GlobalNames zone
Aging
accepted
33. 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.
To All Domain Controllers In This Domain
14
Scavenging
Retry Interval
34. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
the cache life of a resource record
trust anchor
35. You must be a member of the ______ group to create an application directory partition.
NS record and an associated A record
priority of dc2.lucernepublishing.com.
Enterprise Admins
Service location (SRV)
36. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Group Policy
enable zone transfers
trust anchor
14
37. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Group Policy
Enterprise Admins
server level and at the zone level
38. This operation reloads the secondary zone from the local storage.
partition
Reload
parent zone to a child zone
To All DNS Servers In This Forest
39. 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
GlobalNames zone
trust anchor
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
40. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Trust anchors
Transfer New Copy Of Zone From Master
GlobalNames zone
Notify
41. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
DomainDnsZones
To All DNS Servers In This Domain
partition
delegate
42. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Aging
To All Domain Controllers Specified In The Scope Of This Directory Partition
standard
request DNSSEC validation for specific queries
43. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
use more than one name to point to
will not
ForestDnsZones
Aging
44. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
use more than one name to point to
Aging
stub
the cache life of a resource record
45. 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.
DomainDnsZones
NS record and an associated A record
GlobalNames zone
time stamp
46. 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.
deploying a GlobalNames zone
public key
DNS zone
Transfer New Copy Of Zone From Master
47. 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.
digitally sign
Remove stale
%systemroot%System32Dns
Retry Interval
48. 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.
1. DomainDnsZones and - 2. ForestDnsZones
CNAME resource records
manually enlist
accepted
49. DNSSEC enables a DNS server to ______ the resource records in its zones.
Expires After
Transfer From Master
Minimum (Default) TTL
digitally sign
50. By default - zone transfers are ______ from any zone.
Create Default Application Directory Partitions
disabled
trust anchor
deploying a GlobalNames zone