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