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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.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