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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 ______ partition is replicated among all DCs that are also DNS servers in a particular domain
ForestDnsZones
1. A SOA record 2. At least one NS record.
request DNSSEC validation for specific queries
DomainDnsZones
2. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
1. A SOA record 2. At least one NS record.
accepted
deploying a GlobalNames zone
server level and at the zone level
3. To create a custom application directory partition - type the following command:
The DNS server needs to be a domain controller.
disabled
DNS zone
dnscmd servername /createdirectorypartition FQDN
4. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
ForestDnsZones
public key
Remove stale
1. A SOA record 2. At least one NS record.
5. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
Netlogon
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.
Service location (SRV)
Minimum (Default) TTL
6. 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.
trust anchor
NS record and an associated A record
Scavenge Stale Resource Records
enable zone transfers
7. A ______ is a data structure in AD that distinguishes data for different replication purposes.
Transfer New Copy Of Zone From Master
Enterprise Admins
partition
To All DNS Servers In This Domain
8. ______ 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.
Name Servers
disabled
digitally sign
Trust anchors
9. 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
AD Zone Replication Scope page
partition
Group Policy
%systemroot%System32Dns
10. 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.
trust anchor
Create Default Application Directory Partitions
standard
1. A SOA record 2. At least one NS record.
11. What does the 10 refer to in the following example: _ldap._tcp SRV 0 0 389 dc1.lucernepublishing.com.SRV 10 0 389 dc2.lucernepublishing.com.
parent and child AD DS domains
digitally sign
priority of dc2.lucernepublishing.com.
%systemroot%System32Dns
12. 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
Scavenge Stale Resource Records
dnscmd servername /enlistdirectorypartition FQDN
Name Servers
13. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
The DNS server needs to be a domain controller.
Refresh Interval
Enterprise Admins
dnscmd . /config /enableglobalnamessupport 1
14. 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.
AD Zone Replication Scope page
Transfer From Master
disabled
Scavenging
15. You can perform a delegation only from a ________________.
parent zone to a child zone
NRPT
Notify
notification
16. When you create a new zone - two types of records required for the zone are automatically created. List them.
trust anchor
Notify
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 DNS server needs to be a domain controller.
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.
asymmetric encryption
DomainDnsZones
enable zone transfers
the cache life of a resource record
18. Scavenging can occur only when ______ is enabled.
ForestDnsZones
To All DNS Servers In This Domain
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
aging
19. DNSSEC enables a DNS server to ______ the resource records in its zones.
To All DNS Servers In This Forest
Enterprise Admins
digitally sign
aging
20. 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
dnscmd /ZoneExport <zone name> <zone file name>
Expires After
To All Domain Controllers Specified In The Scope Of This Directory Partition
Scavenge Stale Resource Records
21. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Scavenging
Standard zones
primary
parent and child AD DS domains
22. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
Group Policy
dnscmd . /config /enableglobalnamessupport 1
Aging
will not
23. 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
Reload
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.
ForestDnsZones
24. 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.
digitally sign
decreases
Transfer From Master
masters
25. 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
aging
trigger zone transfers on secondary zones
priority of dc2.lucernepublishing.com.
dnscmd servername /enlistdirectorypartition FQDN
26. To enlist other DNS servers in the partition - type the following command:
dnscmd servername /enlistdirectorypartition FQDN
manually enlist
use more than one name to point to
DNS server
27. Used to facilitate the resolution of single-label computer names in a large network.
the cache life of a resource record
server level and at the zone level
Scavenging
GlobalNames zone
28. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
Scavenge Stale Resource Records
Secondary
Name Servers
will not
29. 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.
time stamp
public key
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
aging
30. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
1. A SOA record 2. At least one NS record.
Aging
masters
dnscmd . /config /enableglobalnamessupport 1
31. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
trigger zone transfers on secondary zones
parent zone to a child zone
Group Policy
Reload
32. ______ resource records are used to specify the location of specific services in a domain.
parent zone to a child zone
Service location (SRV)
dnscmd . /config /enableglobalnamessupport 1
NS record and an associated A record
33. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
trust anchor
CNAME resource records
Secondary
Enterprise Admins
34. 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: _______.
A DS record
Expires After
use more than one name to point to
dnscmd /ZoneExport <zone name> <zone file name>
35. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Name Servers
Secondary
dnscmd servername /createdirectorypartition FQDN
Win Srvr 2008 and Win Srvr 2008 R2
36. 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
priority of dc2.lucernepublishing.com.
To All DNS Servers In This Domain
DNS zone
37. 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
Transfer From Master
Retry Interval
use more than one name to point to
38. What is the name of the record that contains a hash of the public key in a delegated subdomain?
A DS record
Group Policy
dnscmd servername /createdirectorypartition FQDN
14
39. 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
server level and at the zone level
ForestDnsZones
Expires After
aging
40. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
manually enlist
public key
Expires After
Name Servers
41. 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.
GlobalNames zone
Win Srvr 2008 and Win Srvr 2008 R2
stub
Group Policy
42. Increasing the refresh interval ______ zone transfer traffic.
To All Domain Controllers Specified In The Scope Of This Directory Partition
The Zone Aging/Scavenging Properties
decreases
Aging
43. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
Aging
notification
DomainDnsZones
primary
44. 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.
parent and child AD DS domains
accepted
DNS server
parent zone to a child zone
45. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
enable zone transfers
Secondary
deploying a GlobalNames 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.
46. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Minimum (Default) TTL
stub
To All DNS Servers In This Domain
To All Domain Controllers Specified In The Scope Of This Directory Partition
47. This operation reloads the secondary zone from the local storage.
stub
To All Domain Controllers In This Domain
Reload
A DS record
48. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
the cache life of a resource record
aging
Scavenging
Notify
49. You must be a member of the ______ group to create an application directory partition.
disabled
Enterprise Admins
GlobalNames 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.
50. By default - DCs include two application directory partitions reserved for DNS data: ______.
1. DomainDnsZones and - 2. ForestDnsZones
accepted
decreases
Reload