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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. 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
Transfer New Copy Of Zone From Master
the cache life of a resource record
Scavenging
enable zone transfers
2. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
use more than one name to point to
disabled
Win Srvr 2008 and Win Srvr 2008 R2
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
3. By default - zone transfers are ______ from any zone.
disabled
decreases
Netlogon
time stamp
4. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
deploying a GlobalNames zone
Scavenge Stale Resource Records
To All Domain Controllers Specified In The Scope Of This Directory Partition
DNS server
5. The _____ option stores the zone in the domain partition. Every DC in the local domain will receive a copy of the zone - regardless of whether the DNS Server role is installed on that DC.
Scavenge Stale Resource Records
Standard zones
To All Domain Controllers In This Domain
NRPT
6. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
deploying a GlobalNames zone
parent and child AD DS domains
will not
primary
7. You can perform a delegation only from a ________________.
standard
parent zone to a child zone
deploying a GlobalNames zone
stub
8. 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
Enterprise Admins
accepted
server level and at the zone level
9. What kind of zones do not automatically perform time stamping on dynamically created resource records?
will not
DomainDnsZones
Standard zones
NS record and an associated A record
10. 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
NS record and an associated A record
To All DNS Servers In This Domain
Reload
11. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
delegate
decreases
request DNSSEC validation for specific queries
14
12. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Retry Interval
Scavenge Stale Resource Records
partition
Notify
13. 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.
Service location (SRV)
Reload
priority of dc2.lucernepublishing.com.
To All DNS Servers In This Forest
14. Used to facilitate the resolution of single-label computer names in a large network.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Refresh Interval
Win Srvr 2008 and Win Srvr 2008 R2
GlobalNames zone
15. 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 ______.
enable zone transfers
decreases
Scavenge Stale Resource Records
A DS record
16. 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
trigger zone transfers on secondary zones
will not
Retry Interval
17. Scavenging can occur only when ______ is enabled.
masters
aging
To All DNS Servers In This Forest
Trust anchors
18. 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)
asymmetric encryption
Name Servers
Create Default Application Directory Partitions
19. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
server level and at the zone level
aging
public key
14
20. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
AD Zone Replication Scope page
dnscmd servername /createdirectorypartition FQDN
Refresh Interval
manually enlist
21. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
parent and child AD DS domains
notification
Netlogon
Scavenging
22. Increasing the refresh interval ______ zone transfer traffic.
enable zone transfers
GlobalNames zone
Transfer New Copy Of Zone From Master
decreases
23. 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
%systemroot%System32Dns
dnscmd servername /enlistdirectorypartition FQDN
server level and at the zone level
24. 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.
NS record and an associated A record
aging
the cache life of a resource record
Minimum (Default) TTL
25. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
dnscmd /ZoneExport <zone name> <zone file name>
manually enlist
use more than one name to point to
Transfer New Copy Of Zone From Master
26. When you create a new zone - two types of records required for the zone are automatically created: ______
1. A SOA record 2. At least one NS record.
accepted
Name Servers
To All Domain Controllers Specified In The Scope Of This Directory Partition
27. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
notification
To All DNS Servers In This Forest
public key
NRPT
28. A ______ is a data structure in AD that distinguishes data for different replication purposes.
NS record and an associated A record
partition
Remove stale
parent and child AD DS domains
29. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
To All DNS Servers In This Domain
%systemroot%System32Dns
DomainDnsZones
Service location (SRV)
30. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
notification
Netlogon
Notify
stub
31. 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.
CNAME resource records
%systemroot%System32Dns
DNS server
To All DNS Servers In This Domain
32. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
the cache life of a resource record
dnscmd . /config /enableglobalnamessupport 1
request DNSSEC validation for specific queries
NRPT
33. 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
DomainDnsZones
parent zone to a child zone
decreases
Expires After
34. 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.
use more than one name to point to
%systemroot%System32Dns
To All DNS Servers In This Domain
masters
35. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Secondary
priority of dc2.lucernepublishing.com.
Name Servers
aging
36. 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.
Remove stale
parent zone to a child zone
Create Default Application Directory Partitions
Aging
37. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
Transfer New Copy Of Zone From Master
dnscmd servername /enlistdirectorypartition FQDN
ForestDnsZones
enable zone transfers
38. ______ resource records are used to specify the location of specific services in a domain.
Service location (SRV)
priority of dc2.lucernepublishing.com.
Expires After
Notify
39. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
Scavenge Stale Resource Records
Netlogon
DomainDnsZones
public key
40. 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
deploying a GlobalNames zone
Reload
AD Zone Replication Scope page
public key
41. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
server level and at the zone level
partition
parent zone to a child zone
decreases
42. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
trigger zone transfers on secondary zones
To All Domain Controllers In This Domain
DNS zone
Netlogon
43. 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.
accepted
masters
server level and at the zone level
standard
44. ______ 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.
stub
Trust anchors
standard
ForestDnsZones
45. 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.
dnscmd servername /createdirectorypartition FQDN
notification
14
NS record and an associated A record
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.
AD Zone Replication Scope page
primary
Scavenge Stale Resource Records
A DS record
47. DNS delegations are automatically used to separate ______ in a single forest.
Scavenging
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
parent and child AD DS domains
Transfer From Master
48. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
the cache life of a resource record
Group Policy
Aging
time stamp
49. By default - DCs include two application directory partitions reserved for DNS data: ______.
aging
1. DomainDnsZones and - 2. ForestDnsZones
Aging
Create Default Application Directory Partitions
50. This operation reloads the secondary zone from the local storage.
Reload
the cache life of a resource record
14
Netlogon