SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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
disabled
decreases
the cache life of a resource record
accepted
2. DNSSEC enables a DNS server to ______ the resource records in its zones.
Reload
Group Policy
stub
digitally sign
3. The ______ option stores the zone in the user-created application directory partition specified in the associated drop-down list box.
Enterprise Admins
Transfer New Copy Of Zone From Master
DNS server
To All Domain Controllers Specified In The Scope Of This Directory Partition
4. This operation reloads the secondary zone from the local storage.
Aging
DNS zone
1. A SOA record 2. At least one NS record.
Reload
5. To enlist other DNS servers in the partition - type the following command:
dnscmd servername /enlistdirectorypartition FQDN
Secondary
asymmetric encryption
accepted
6. What are the server requirements for storing a zone in AD?
stub
The DNS server needs to be a domain controller.
dnscmd servername /enlistdirectorypartition FQDN
NS record and an associated A record
7. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
ForestDnsZones
priority of dc2.lucernepublishing.com.
public key
partition
8. 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.
Group Policy
Minimum (Default) TTL
server level and at the zone level
1. DomainDnsZones and - 2. ForestDnsZones
9. 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.
priority of dc2.lucernepublishing.com.
%systemroot%System32Dns
Secondary
Name Servers
10. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
DNS server
use more than one name to point to
To All DNS Servers In This Domain
the cache life of a resource record
11. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
decreases
dnscmd . /config /enableglobalnamessupport 1
notification
14
12. 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.
Scavenging
Scavenge Stale Resource Records
Enterprise Admins
accepted
13. 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.
digitally sign
accepted
To All Domain Controllers In This Domain
asymmetric encryption
14. 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
dnscmd /ZoneExport <zone name> <zone file name>
aging
partition
15. The most common resource records you need to create manually include the following:
Remove stale
AD Zone Replication Scope page
request DNSSEC validation for specific queries
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
16. 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
server level and at the zone level
notification
trust anchor
CNAME resource records
17. When you create a new zone - two types of records required for the zone are automatically created. List them.
priority of dc2.lucernepublishing.com.
ForestDnsZones
To All DNS Servers In This Domain
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.
18. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
To All Domain Controllers In This Domain
time stamp
Minimum (Default) TTL
Notify
19. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Group Policy
accepted
Name Servers
DNS zone
20. 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.
masters
To All DNS Servers In This Domain
NRPT
Aging
21. Used to facilitate the resolution of single-label computer names in a large network.
GlobalNames zone
NRPT
public key
priority of dc2.lucernepublishing.com.
22. 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 ______.
1. DomainDnsZones and - 2. ForestDnsZones
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Scavenge Stale Resource Records
Trust anchors
23. The first step in preparing a zone for DNSSEC is to back up the current zone data. To back up a zone - type the following command at an elevated command prompt: _______.
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
NS record and an associated A record
dnscmd /ZoneExport <zone name> <zone file name>
24. Scavenging can occur only when ______ is enabled.
aging
Name Servers
stub
To All DNS Servers In This Forest
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.
Group Policy
parent and child AD DS domains
Aging
26. You use Group Policy to configure DNS clients to _________________.
Scavenging
use more than one name to point to
request DNSSEC validation for specific queries
DomainDnsZones
27. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
NRPT
deploying a GlobalNames zone
accepted
GlobalNames zone
28. What is the name of the record that contains a hash of the public key in a delegated subdomain?
dnscmd servername /createdirectorypartition FQDN
Service location (SRV)
A DS record
priority of dc2.lucernepublishing.com.
29. ______ resource records are used to specify the location of specific services in a domain.
enable zone transfers
Service location (SRV)
To All Domain Controllers In This Domain
trigger zone transfers on secondary zones
30. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
Scavenging
parent and child AD DS domains
Standard zones
delegate
31. 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
To All DNS Servers In This Domain
Scavenging
enable zone transfers
trigger zone transfers on secondary zones
32. To create a custom application directory partition - type the following command:
dnscmd servername /createdirectorypartition FQDN
Reload
Win Srvr 2008 and Win Srvr 2008 R2
Service location (SRV)
33. 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
Scavenge Stale Resource Records
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 Zone Aging/Scavenging Properties
ForestDnsZones
34. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
manually enlist
trust anchor
Expires After
1. A SOA record 2. At least one NS record.
35. By default - zone transfers are ______ from any zone.
Secondary
dnscmd servername /createdirectorypartition FQDN
the cache life of a resource record
disabled
36. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd . /config /enableglobalnamessupport 1
dnscmd servername /enlistdirectorypartition FQDN
GlobalNames zone
Secondary
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.
use more than one name to point to
14
primary
standard
38. 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. 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.
Name Servers
trigger zone transfers on secondary zones
masters
39. 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:
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
aging
server level and at the zone level
Secondary
40. 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.
Transfer From Master
public key
14
Transfer New Copy Of Zone From Master
41. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
14
ForestDnsZones
request DNSSEC validation for specific queries
Netlogon
42. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
enable zone transfers
%systemroot%System32Dns
asymmetric encryption
notification
43. A ______ is a data structure in AD that distinguishes data for different replication purposes.
Refresh Interval
partition
GlobalNames zone
Remove stale
44. 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
DNS zone
Netlogon
Service location (SRV)
45. 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
Name Servers
Win Srvr 2008 and Win Srvr 2008 R2
To All Domain Controllers In This Domain
46. 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.
masters
Refresh Interval
NS record and an associated A record
disabled
47. DNS delegations are automatically used to separate ______ in a single forest.
Aging
manually enlist
stub
parent and child AD DS domains
48. By default - DCs include two application directory partitions reserved for DNS data: ______.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
aging
1. DomainDnsZones and - 2. ForestDnsZones
Scavenge Stale Resource Records
49. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Scavenging
parent and child AD DS domains
server level and at the zone level
accepted
50. 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.
To All Domain Controllers In This Domain
dnscmd . /config /enableglobalnamessupport 1
Remove stale
Name Servers