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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 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
Reload
1. A SOA record 2. At least one NS record.
Expires After
dnscmd servername /enlistdirectorypartition FQDN
2. 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.
ForestDnsZones
Secondary
To All DNS Servers In This Domain
To All Domain Controllers In This Domain
3. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
A DS record
Remove stale
dnscmd . /config /enableglobalnamessupport 1
Notify
4. 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
Group Policy
Minimum (Default) TTL
delegate
5. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
delegate
1. A SOA record 2. At least one NS record.
Name Servers
trust anchor
6. Scavenging can occur only when ______ is enabled.
notification
Create Default Application Directory Partitions
aging
the cache life of a resource record
7. 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.
masters
DomainDnsZones
enable zone transfers
Retry Interval
8. 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 ______.
Netlogon
aging
Create Default Application Directory Partitions
1. A SOA record 2. At least one NS record.
9. ______ 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.
NS record and an associated A record
DomainDnsZones
Trust anchors
To All DNS Servers In This Forest
10. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
Enterprise Admins
server level and at the zone level
The DNS server needs to be a domain controller.
dnscmd servername /enlistdirectorypartition FQDN
11. ______ resource records are used to specify the location of specific services in a domain.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
parent zone to a child zone
Service location (SRV)
Enterprise Admins
12. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
NRPT
asymmetric encryption
parent zone to a child zone
Win Srvr 2008 and Win Srvr 2008 R2
13. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
Notify
Group Policy
Remove stale
ForestDnsZones
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.
use more than one name to point to
GlobalNames zone
AD Zone Replication Scope page
%systemroot%System32Dns
15. 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
Transfer New Copy Of Zone From Master
Name Servers
primary
trigger zone transfers on secondary zones
16. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
14
CNAME resource records
standard
Trust anchors
17. 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 ______.
aging
Retry Interval
aging
Scavenge Stale Resource Records
18. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
notification
deploying a GlobalNames zone
Expires After
request DNSSEC validation for specific queries
19. 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
request DNSSEC validation for specific queries
Enterprise Admins
Standard zones
20. 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.
AD Zone Replication Scope page
enable zone transfers
Trust anchors
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. 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
NRPT
the cache life of a resource record
Create Default Application Directory Partitions
22. You use Group Policy to configure DNS clients to _________________.
Expires After
will not
Notify
request DNSSEC validation for specific queries
23. 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.
will not
decreases
server level and at the zone level
accepted
24. You can perform a delegation only from a ________________.
decreases
Trust anchors
parent zone to a child zone
To All Domain Controllers In This Domain
25. 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.
1. DomainDnsZones and - 2. ForestDnsZones
Refresh Interval
Remove stale
26. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
Name Servers
deploying a GlobalNames zone
will not
Retry Interval
27. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
Minimum (Default) TTL
DNS zone
Win Srvr 2008 and Win Srvr 2008 R2
trust anchor
28. Increasing the refresh interval ______ zone transfer traffic.
the cache life of a resource record
trust anchor
Transfer New Copy Of Zone From Master
decreases
29. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
Trust anchors
AD Zone Replication Scope page
Transfer From Master
30. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Notify
Scavenging
parent and child AD DS domains
Refresh Interval
31. 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.
asymmetric encryption
time stamp
A DS record
Transfer New Copy Of Zone From Master
32. 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:
1. A SOA record 2. At least one NS record.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
asymmetric encryption
standard
33. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Notify
Refresh Interval
digitally sign
Remove stale
34. To create a custom application directory partition - type the following command:
Retry Interval
use more than one name to point to
dnscmd servername /createdirectorypartition FQDN
dnscmd . /config /enableglobalnamessupport 1
35. 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
will not
Remove stale
GlobalNames zone
36. 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.
14
Standard zones
Scavenge Stale Resource Records
To All Domain Controllers In This Domain
37. 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.
AD Zone Replication Scope page
decreases
Transfer New Copy Of Zone From Master
asymmetric encryption
38. 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.
Service location (SRV)
NS record and an associated A record
stub
Notify
39. When you create a new zone - two types of records required for the zone are automatically created. List them.
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.
masters
aging
dnscmd servername /enlistdirectorypartition FQDN
40. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Standard zones
deploying a GlobalNames zone
1. A SOA record 2. At least one NS record.
NRPT
41. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
Win Srvr 2008 and Win Srvr 2008 R2
public key
masters
DomainDnsZones
42. 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
aging
Service location (SRV)
Refresh Interval
Notify
43. 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.
Create Default Application Directory Partitions
parent zone to a child zone
stub
Transfer New Copy Of Zone From Master
44. 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
Enterprise Admins
Minimum (Default) TTL
The Zone Aging/Scavenging Properties
1. DomainDnsZones and - 2. ForestDnsZones
45. You must be a member of the ______ group to create an application directory partition.
Enterprise Admins
To All Domain Controllers In This Domain
trigger zone transfers on secondary zones
accepted
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.
primary
Name Servers
use more than one name to point to
deploying a GlobalNames zone
47. What are the server requirements for storing a zone in AD?
A DS record
DNS zone
To All Domain Controllers Specified In The Scope Of This Directory Partition
The DNS server needs to be a domain controller.
48. 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.
GlobalNames zone
Refresh Interval
Netlogon
DomainDnsZones
49. 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.
NRPT
Reload
ForestDnsZones
Standard zones
50. 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.
Trust anchors
Scavenging
ForestDnsZones
Retry Interval