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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. 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
Name Servers
aging
1. DomainDnsZones and - 2. ForestDnsZones
Transfer New Copy Of Zone From Master
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:
Aging
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
partition
dnscmd /ZoneExport <zone name> <zone file name>
3. 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
asymmetric encryption
request DNSSEC validation for specific queries
Expires After
4. 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.
masters
To All Domain Controllers Specified In The Scope Of This Directory Partition
To All DNS Servers In This Domain
Minimum (Default) TTL
5. 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
request DNSSEC validation for specific queries
Transfer From Master
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
The Zone Aging/Scavenging Properties
will not
ForestDnsZones
Create Default Application Directory Partitions
7. 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.
Group Policy
NRPT
Transfer From Master
To All Domain Controllers Specified In The Scope Of This Directory Partition
8. 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. DomainDnsZones and - 2. ForestDnsZones
%systemroot%System32Dns
notification
9. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
Secondary
Scavenging
A DS record
use more than one name to point to
10. 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.
dnscmd /ZoneExport <zone name> <zone file name>
asymmetric encryption
%systemroot%System32Dns
Transfer From Master
11. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
the cache life of a resource record
DomainDnsZones
parent and child AD DS domains
Netlogon
12. Scavenging can occur only when ______ is enabled.
Remove stale
notification
aging
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
13. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd . /config /enableglobalnamessupport 1
request DNSSEC validation for specific queries
Win Srvr 2008 and Win Srvr 2008 R2
parent and child AD DS domains
14. 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.
Standard zones
To All Domain Controllers In This Domain
request DNSSEC validation for specific queries
trust anchor
15. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
server level and at the zone level
1. DomainDnsZones and - 2. ForestDnsZones
trust anchor
parent and child AD DS domains
16. 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
Transfer From Master
parent and child AD DS domains
DNS zone
17. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
public key
masters
deploying a GlobalNames zone
Reload
18. 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.
decreases
partition
To All DNS Servers In This Domain
stub
19. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
accepted
enable zone transfers
Group Policy
14
20. 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.
CNAME resource records
DomainDnsZones
stub
Refresh Interval
21. This operation reloads the secondary zone from the local storage.
aging
The DNS server needs to be a domain controller.
Reload
the cache life of a resource record
22. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
stub
DNS zone
dnscmd servername /enlistdirectorypartition FQDN
Remove stale
23. 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
Service location (SRV)
public key
asymmetric encryption
24. ______ 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.
Trust anchors
14
public key
digitally sign
25. 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
%systemroot%System32Dns
Transfer From Master
26. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Notify
Scavenge Stale Resource Records
Retry Interval
standard
27. What are the server requirements for storing a zone in AD?
disabled
aging
The DNS server needs to be a domain controller.
dnscmd servername /createdirectorypartition FQDN
28. 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.
CNAME resource records
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
enable zone transfers
1. A SOA record 2. At least one NS record.
29. A ______ is a data structure in AD that distinguishes data for different replication purposes.
14
partition
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
delegate
30. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Group Policy
To All DNS Servers In This Domain
GlobalNames zone
Enterprise Admins
31. What is the name of the record that contains a hash of the public key in a delegated subdomain?
use more than one name to point to
primary
A DS record
DomainDnsZones
32. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
To All Domain Controllers In This Domain
The Zone Aging/Scavenging Properties
parent and child AD DS domains
use more than one name to point to
33. 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.
dnscmd servername /enlistdirectorypartition FQDN
AD Zone Replication Scope page
priority of dc2.lucernepublishing.com.
1. DomainDnsZones and - 2. ForestDnsZones
34. You can perform a delegation only from a ________________.
Scavenging
1. A SOA record 2. At least one NS record.
Win Srvr 2008 and Win Srvr 2008 R2
parent zone to a child zone
35. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
server level and at the zone level
parent zone to a child zone
Retry Interval
enable zone transfers
36. 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.
Remove stale
The DNS server needs to be a domain controller.
primary
AD Zone Replication Scope page
37. 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 ______.
dnscmd servername /enlistdirectorypartition FQDN
use more than one name to point to
Scavenge Stale Resource Records
Netlogon
38. ______ resource records are used to specify the location of specific services in a domain.
Service location (SRV)
To All DNS Servers In This Domain
Scavenge Stale Resource Records
priority of dc2.lucernepublishing.com.
39. 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.
asymmetric encryption
Service location (SRV)
Transfer From Master
Remove stale
40. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
disabled
notification
Notify
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
41. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
standard
Win Srvr 2008 and Win Srvr 2008 R2
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
1. DomainDnsZones and - 2. ForestDnsZones
42. 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.
Transfer New Copy Of Zone From Master
parent and child AD DS domains
%systemroot%System32Dns
accepted
43. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
aging
aging
asymmetric encryption
request DNSSEC validation for specific queries
44. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
Aging
Enterprise Admins
Refresh Interval
will not
45. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
ForestDnsZones
aging
Scavenge Stale Resource Records
dnscmd . /config /enableglobalnamessupport 1
46. 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.
aging
NS record and an associated A record
Expires After
The DNS server needs to be a domain controller.
47. What kind of zones do not automatically perform time stamping on dynamically created resource records?
ForestDnsZones
Standard zones
dnscmd servername /createdirectorypartition FQDN
primary
48. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
To All Domain Controllers In This Domain
stub
dnscmd servername /createdirectorypartition FQDN
49. DNSSEC enables a DNS server to ______ the resource records in its zones.
priority of dc2.lucernepublishing.com.
DNS zone
parent and child AD DS domains
digitally sign
50. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
dnscmd /ZoneExport <zone name> <zone file name>
request DNSSEC validation for specific queries
Scavenging
server level and at the zone level