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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. 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.
priority of dc2.lucernepublishing.com.
Remove stale
ForestDnsZones
primary
2. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
use more than one name to point to
priority of dc2.lucernepublishing.com.
Notify
3. A ______ is a data structure in AD that distinguishes data for different replication purposes.
partition
To All Domain Controllers Specified In The Scope Of This Directory Partition
primary
To All DNS Servers In This Forest
4. Increasing the refresh interval ______ zone transfer traffic.
To All DNS Servers In This Domain
Group Policy
server level and at the zone level
decreases
5. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Standard zones
ForestDnsZones
Name Servers
Aging
6. 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
1. A SOA record 2. At least one NS record.
trigger zone transfers on secondary zones
The Zone Aging/Scavenging Properties
7. ______ resource records are used to specify the location of specific services in a domain.
NRPT
Service location (SRV)
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Standard zones
8. When you create a new zone - two types of records required for the zone are automatically created: ______
priority of dc2.lucernepublishing.com.
1. A SOA record 2. At least one NS record.
trust anchor
delegate
9. 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.
To All DNS Servers In This Forest
disabled
Transfer New Copy Of Zone From Master
digitally sign
10. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
Scavenging
Transfer From Master
notification
Name Servers
11. 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.
%systemroot%System32Dns
disabled
The Zone Aging/Scavenging Properties
Scavenging
12. 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.
dnscmd servername /createdirectorypartition FQDN
server level and at the zone level
To All DNS Servers In This Forest
Refresh Interval
13. 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.
Reload
NS record and an associated A record
DNS server
asymmetric encryption
14. 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.
request DNSSEC validation for specific queries
Reload
Minimum (Default) TTL
NS record and an associated A record
15. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
NS record and an associated A record
A DS record
trust anchor
GlobalNames zone
16. What is the name of the record that contains a hash of the public key in a delegated subdomain?
A DS record
use more than one name to point to
accepted
dnscmd servername /enlistdirectorypartition FQDN
17. 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.
Retry Interval
To All DNS Servers In This Forest
manually enlist
Transfer New Copy Of Zone From Master
18. 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.
1. DomainDnsZones and - 2. ForestDnsZones
Name Servers
aging
time stamp
19. By default - zone transfers are ______ from any zone.
trigger zone transfers on secondary zones
Minimum (Default) TTL
disabled
masters
20. ______ 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.
Trust anchors
dnscmd servername /createdirectorypartition FQDN
Scavenging
To All Domain Controllers Specified In The Scope Of This Directory Partition
21. 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
To All Domain Controllers Specified In The Scope Of This Directory Partition
Reload
dnscmd servername /createdirectorypartition FQDN
22. DNS delegations are automatically used to separate ______ in a single forest.
GlobalNames zone
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
parent and child AD DS domains
To All Domain Controllers In This Domain
23. 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
ForestDnsZones
NRPT
Minimum (Default) TTL
24. 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.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
public key
stub
14
25. 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
dnscmd servername /createdirectorypartition FQDN
parent zone to a child zone
use more than one name to point to
26. 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
disabled
DomainDnsZones
The DNS server needs to be a domain controller.
27. 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.
stub
dnscmd servername /createdirectorypartition FQDN
Transfer From Master
server level and at the zone level
28. 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
DomainDnsZones
1. DomainDnsZones and - 2. ForestDnsZones
trigger zone transfers on secondary zones
ForestDnsZones
29. 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.
deploying a GlobalNames zone
Enterprise Admins
Group Policy
standard
30. 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
stub
The DNS server needs to be a domain controller.
CNAME resource records
use more than one name to point to
31. Scavenging can occur only when ______ is enabled.
masters
aging
trigger zone transfers on secondary zones
14
32. DNSSEC enables a DNS server to ______ the resource records in its zones.
Minimum (Default) TTL
public key
decreases
digitally sign
33. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
Notify
DNS server
will not
Trust anchors
34. 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
To All Domain Controllers In This Domain
disabled
use more than one name to point to
35. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
%systemroot%System32Dns
public key
The DNS server needs to be a domain controller.
GlobalNames zone
36. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
DomainDnsZones
Aging
Trust anchors
Notify
37. 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
Trust anchors
dnscmd . /config /enableglobalnamessupport 1
partition
38. What kind of zones do not automatically perform time stamping on dynamically created resource records?
AD Zone Replication Scope page
Standard zones
Name Servers
deploying a GlobalNames zone
39. 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.
The Zone Aging/Scavenging Properties
Name Servers
NS record and an associated A record
Remove stale
40. 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
GlobalNames zone
Retry Interval
aging
parent zone to a child zone
41. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
Netlogon
server level and at the zone level
standard
request DNSSEC validation for specific queries
42. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
enable zone transfers
asymmetric encryption
NRPT
DNS zone
43. This operation reloads the secondary zone from the local storage.
accepted
manually enlist
Reload
Trust anchors
44. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
To All Domain Controllers Specified In The Scope Of This Directory Partition
time stamp
server level and at the zone level
parent and child AD DS domains
45. You must be a member of the ______ group to create an application directory partition.
Enterprise Admins
request DNSSEC validation for specific queries
DNS zone
Secondary
46. By default - DCs include two application directory partitions reserved for DNS data: ______.
ForestDnsZones
the cache life of a resource record
1. DomainDnsZones and - 2. ForestDnsZones
dnscmd servername /enlistdirectorypartition FQDN
47. What are the server requirements for storing a zone in AD?
The DNS server needs to be a domain controller.
Retry Interval
Minimum (Default) TTL
Service location (SRV)
48. Used to facilitate the resolution of single-label computer names in a large network.
Name Servers
GlobalNames zone
masters
dnscmd . /config /enableglobalnamessupport 1
49. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
enable zone transfers
Scavenging
Transfer From Master
A DS record
50. 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
masters
Win Srvr 2008 and Win Srvr 2008 R2
primary