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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 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.
Transfer New Copy Of Zone From Master
The DNS server needs to be a domain controller.
aging
time stamp
2. 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
CNAME resource records
DNS server
DNS zone
AD Zone Replication Scope page
3. 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
aging
parent zone to a child zone
Service location (SRV)
NS record and an associated A record
4. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
priority of dc2.lucernepublishing.com.
Group Policy
notification
server level and at the zone level
5. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
Retry Interval
The Zone Aging/Scavenging Properties
Secondary
server level and at the zone level
6. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Notify
Scavenging
delegate
DomainDnsZones
7. The most common resource records you need to create manually include the following:
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
dnscmd . /config /enableglobalnamessupport 1
CNAME resource records
dnscmd servername /enlistdirectorypartition FQDN
8. To create a custom application directory partition - type the following command:
Win Srvr 2008 and Win Srvr 2008 R2
use more than one name to point to
manually enlist
dnscmd servername /createdirectorypartition FQDN
9. 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
DNS zone
To All DNS Servers In This Forest
manually enlist
10. You must be a member of the ______ group to create an application directory partition.
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.
digitally sign
A DS record
11. 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.
Scavenge Stale Resource Records
NRPT
CNAME resource records
use more than one name to point to
12. 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.
Enterprise Admins
standard
%systemroot%System32Dns
public key
13. ______ 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.
masters
Retry Interval
Service location (SRV)
Trust anchors
14. ______ resource records are used to specify the location of specific services in a domain.
DNS zone
Service location (SRV)
dnscmd servername /createdirectorypartition FQDN
To All DNS Servers In This Forest
15. 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.
disabled
Reload
To All Domain Controllers In This Domain
To All Domain Controllers Specified In The Scope Of This Directory Partition
16. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Secondary
trigger zone transfers on secondary zones
Scavenging
manually enlist
17. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
trust anchor
Name Servers
digitally sign
AD Zone Replication Scope page
18. 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
CNAME resource records
AD Zone Replication Scope page
Scavenge Stale Resource Records
19. When you create a new zone - two types of records required for the zone are automatically created: ______
Enterprise Admins
1. A SOA record 2. At least one NS record.
primary
To All Domain Controllers In This Domain
20. 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
Group Policy
Retry Interval
The DNS server needs to be a domain controller.
21. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
dnscmd . /config /enableglobalnamessupport 1
Service location (SRV)
public key
To All Domain Controllers In This Domain
22. 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.
dnscmd servername /createdirectorypartition FQDN
request DNSSEC validation for specific queries
stub
To All DNS Servers In This Forest
23. 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
DNS server
GlobalNames zone
AD Zone Replication Scope page
accepted
24. 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
trust anchor
Aging
To All DNS Servers In This Domain
the cache life of a resource record
25. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Group Policy
The Zone Aging/Scavenging Properties
To All DNS Servers In This Domain
Name Servers
26. You can perform a delegation only from a ________________.
A DS record
DNS zone
parent zone to a child zone
Service location (SRV)
27. 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. DomainDnsZones and - 2. ForestDnsZones
To All DNS Servers In This Forest
DNS server
Refresh Interval
28. By default - DCs include two application directory partitions reserved for DNS data: ______.
masters
1. DomainDnsZones and - 2. ForestDnsZones
will not
Refresh Interval
29. You use Group Policy to configure DNS clients to _________________.
Trust anchors
Win Srvr 2008 and Win Srvr 2008 R2
request DNSSEC validation for specific queries
Refresh Interval
30. 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
NS record and an associated A record
Expires After
standard
To All DNS Servers In This Domain
31. By default - zone transfers are ______ from any zone.
Create Default Application Directory Partitions
disabled
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
masters
32. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
will not
GlobalNames zone
parent zone to a child zone
DNS server
33. 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
accepted
parent zone to a child zone
delegate
34. Increasing the refresh interval ______ zone transfer traffic.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
will not
aging
decreases
35. When you create a new zone - two types of records required for the zone are automatically created. List them.
Secondary
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.
Scavenging
14
36. What kind of zones do not automatically perform time stamping on dynamically created resource records?
1. DomainDnsZones and - 2. ForestDnsZones
Refresh Interval
A DS record
Standard zones
37. What are the server requirements for storing a zone in AD?
DNS server
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 Domain Controllers In This Domain
The DNS server needs to be a domain controller.
38. 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 ______.
disabled
Scavenge Stale Resource Records
1. A SOA record 2. At least one NS record.
14
39. DNS delegations are automatically used to separate ______ in a single forest.
primary
parent and child AD DS domains
The Zone Aging/Scavenging Properties
standard
40. 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.
Refresh Interval
Transfer New Copy Of Zone From Master
To All DNS Servers In This Forest
1. A SOA record 2. At least one NS record.
41. What is the name of the record that contains a hash of the public key in a delegated subdomain?
1. DomainDnsZones and - 2. ForestDnsZones
A DS record
use more than one name to point to
Retry Interval
42. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
manually enlist
deploying a GlobalNames zone
parent zone to a child zone
1. A SOA record 2. At least one NS record.
43. 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 ______.
accepted
disabled
Create Default Application Directory Partitions
stub
44. 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.
Secondary
Scavenging
Retry Interval
DomainDnsZones
45. Used to facilitate the resolution of single-label computer names in a large network.
will not
GlobalNames zone
aging
ForestDnsZones
46. A ______ is a data structure in AD that distinguishes data for different replication purposes.
manually enlist
standard
AD Zone Replication Scope page
partition
47. Scavenging can occur only when ______ is enabled.
aging
Name Servers
dnscmd . /config /enableglobalnamessupport 1
Transfer From Master
48. 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
priority of dc2.lucernepublishing.com.
decreases
deploying a GlobalNames zone
49. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
asymmetric encryption
dnscmd /ZoneExport <zone name> <zone file name>
ForestDnsZones
deploying a GlobalNames zone
50. 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.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
To All DNS Servers In This Domain
aging
delegate