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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.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