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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. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
parent and child AD DS domains
A DS record
server level and at the zone level
Transfer New Copy Of Zone From Master
2. 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
Win Srvr 2008 and Win Srvr 2008 R2
dnscmd . /config /enableglobalnamessupport 1
manually enlist
3. 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
dnscmd servername /createdirectorypartition FQDN
1. DomainDnsZones and - 2. ForestDnsZones
Aging
The Zone Aging/Scavenging Properties
4. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
Trust anchors
dnscmd . /config /enableglobalnamessupport 1
A DS record
DNS server
5. 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: _______.
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.
dnscmd /ZoneExport <zone name> <zone file name>
Group Policy
will not
6. 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.
public key
standard
1. A SOA record 2. At least one NS record.
Transfer From Master
7. A ______ is a data structure in AD that distinguishes data for different replication purposes.
deploying a GlobalNames zone
ForestDnsZones
Create Default Application Directory Partitions
partition
8. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
Create Default Application Directory Partitions
Aging
Minimum (Default) TTL
Netlogon
9. By default - zone transfers are ______ from any zone.
disabled
%systemroot%System32Dns
enable zone transfers
Reload
10. ______ 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.
To All Domain Controllers Specified In The Scope Of This Directory Partition
time stamp
Aging
11. 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
dnscmd /ZoneExport <zone name> <zone file name>
stub
disabled
12. 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.
NS record and an associated A record
The DNS server needs to be a domain controller.
Retry Interval
ForestDnsZones
13. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
dnscmd . /config /enableglobalnamessupport 1
Minimum (Default) TTL
To All Domain Controllers Specified In The Scope Of This Directory Partition
AD Zone Replication Scope page
14. 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:
will not
NRPT
parent zone to a child zone
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
15. 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
%systemroot%System32Dns
AD Zone Replication Scope page
Transfer New Copy Of Zone From Master
dnscmd /ZoneExport <zone name> <zone file name>
16. 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)
Standard zones
notification
delegate
17. 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.
NRPT
%systemroot%System32Dns
1. A SOA record 2. At least one NS record.
will not
18. When you create a new zone - two types of records required for the zone are automatically created: ______
dnscmd servername /enlistdirectorypartition FQDN
1. A SOA record 2. At least one NS record.
Secondary
To All Domain Controllers Specified In The Scope Of This Directory Partition
19. ______ 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.
dnscmd servername /createdirectorypartition FQDN
Trust anchors
use more than one name to point to
The Zone Aging/Scavenging Properties
20. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
Remove stale
dnscmd /ZoneExport <zone name> <zone file name>
Secondary
asymmetric encryption
21. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
DNS zone
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Service location (SRV)
Standard zones
22. To create a custom application directory partition - type the following command:
Name Servers
dnscmd servername /createdirectorypartition FQDN
DomainDnsZones
1. A SOA record 2. At least one NS record.
23. 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
Transfer New Copy Of Zone From Master
CNAME resource records
ForestDnsZones
Refresh Interval
24. 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
Expires After
1. DomainDnsZones and - 2. ForestDnsZones
DomainDnsZones
Create Default Application Directory Partitions
25. 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.
standard
Secondary
Service location (SRV)
asymmetric encryption
26. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
deploying a GlobalNames zone
use more than one name to point to
dnscmd . /config /enableglobalnamessupport 1
To All DNS Servers In This Forest
27. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
dnscmd servername /enlistdirectorypartition FQDN
stub
Notify
time stamp
28. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
GlobalNames zone
will not
delegate
partition
29. 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
dnscmd servername /createdirectorypartition FQDN
asymmetric encryption
aging
enable zone transfers
30. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Name Servers
dnscmd /ZoneExport <zone name> <zone file name>
accepted
%systemroot%System32Dns
31. 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.
stub
dnscmd servername /enlistdirectorypartition FQDN
use more than one name to point to
enable zone transfers
32. 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
ForestDnsZones
standard
Standard zones
33. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
1. DomainDnsZones and - 2. ForestDnsZones
digitally sign
ForestDnsZones
%systemroot%System32Dns
34. This operation reloads the secondary zone from the local storage.
dnscmd servername /enlistdirectorypartition FQDN
aging
Reload
Expires After
35. 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.
Netlogon
trigger zone transfers on secondary zones
dnscmd servername /createdirectorypartition FQDN
To All DNS Servers In This Domain
36. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
GlobalNames zone
delegate
trust anchor
Service location (SRV)
37. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
CNAME resource records
To All DNS Servers In This Forest
deploying a GlobalNames zone
use more than one name to point to
38. 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.
Create Default Application Directory Partitions
Scavenge Stale Resource Records
Minimum (Default) TTL
Scavenging
39. 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.
Create Default Application Directory Partitions
digitally sign
The Zone Aging/Scavenging Properties
Refresh Interval
40. 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.
priority of dc2.lucernepublishing.com.
14
Name Servers
parent zone to a child zone
41. 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 ______.
The Zone Aging/Scavenging Properties
Scavenge Stale Resource Records
priority of dc2.lucernepublishing.com.
A DS record
42. 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.
CNAME resource records
time stamp
Enterprise Admins
server level and at the zone level
43. You can perform a delegation only from a ________________.
use more than one name to point to
parent zone to a child zone
asymmetric encryption
DNS zone
44. ______ resource records are used to specify the location of specific services in a domain.
Scavenge Stale Resource Records
notification
Service location (SRV)
Refresh Interval
45. 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.
notification
public key
To All Domain Controllers In This Domain
To All DNS Servers In This Forest
46. 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.
DomainDnsZones
Group Policy
The Zone Aging/Scavenging Properties
primary
47. 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.
aging
NRPT
parent and child AD DS domains
partition
48. DNSSEC enables a DNS server to ______ the resource records in its zones.
digitally sign
Group Policy
deploying a GlobalNames zone
Scavenge Stale Resource Records
49. What kind of zones do not automatically perform time stamping on dynamically created resource records?
parent zone to a child zone
1. A SOA record 2. At least one NS record.
Standard zones
dnscmd /ZoneExport <zone name> <zone file name>
50. DNS delegations are automatically used to separate ______ in a single forest.
Netlogon
disabled
parent and child AD DS domains
%systemroot%System32Dns