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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. To create a custom application directory partition - type the following command:
stub
the cache life of a resource record
parent and child AD DS domains
dnscmd servername /createdirectorypartition FQDN
2. 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.
DomainDnsZones
parent and child AD DS domains
To All DNS Servers In This Domain
Transfer New Copy Of Zone From Master
3. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
partition
%systemroot%System32Dns
Remove stale
Secondary
4. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Scavenging
manually enlist
To All Domain Controllers Specified In The Scope Of This Directory Partition
To All Domain Controllers In This Domain
5. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
accepted
A DS record
notification
NS record and an associated A record
6. 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.
DNS zone
accepted
Refresh Interval
NRPT
7. 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
enable zone transfers
The DNS server needs to be a domain controller.
trigger zone transfers on secondary zones
Minimum (Default) TTL
8. 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
Reload
%systemroot%System32Dns
disabled
9. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
To All DNS Servers In This Forest
The DNS server needs to be a domain controller.
use more than one name to point to
GlobalNames zone
10. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Transfer From Master
Name Servers
NRPT
Reload
11. 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
1. DomainDnsZones and - 2. ForestDnsZones
DNS server
disabled
12. 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.
14
Minimum (Default) TTL
CNAME resource records
Netlogon
13. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
NS record and an associated A record
Reload
dnscmd . /config /enableglobalnamessupport 1
aging
14. When you create a new zone - two types of records required for the zone are automatically created. List them.
Transfer New Copy Of Zone From Master
DNS zone
accepted
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.
15. To enlist other DNS servers in the partition - type the following command:
Secondary
will not
Service location (SRV)
dnscmd servername /enlistdirectorypartition FQDN
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.
enable zone transfers
Remove stale
accepted
priority of dc2.lucernepublishing.com.
17. 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
AD Zone Replication Scope page
1. A SOA record 2. At least one NS record.
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. Scavenging can occur only when ______ is enabled.
masters
aging
priority of dc2.lucernepublishing.com.
Enterprise Admins
19. 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
Group Policy
NS record and an associated A record
Expires After
will not
20. 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.
Remove stale
Standard zones
priority of dc2.lucernepublishing.com.
masters
21. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
DNS server
Scavenging
deploying a GlobalNames zone
DNS zone
22. By default - zone transfers are ______ from any zone.
priority of dc2.lucernepublishing.com.
aging
disabled
dnscmd /ZoneExport <zone name> <zone file name>
23. 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.
use more than one name to point to
dnscmd servername /enlistdirectorypartition FQDN
enable zone transfers
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
24. This operation reloads the secondary zone from the local storage.
Reload
accepted
standard
CNAME resource records
25. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
parent and child AD DS domains
To All Domain Controllers In This Domain
masters
delegate
26. 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.
DNS zone
standard
delegate
The DNS server needs to be a domain controller.
27. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
AD Zone Replication Scope page
Transfer From Master
GlobalNames zone
DomainDnsZones
28. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
manually enlist
Transfer New Copy Of Zone From Master
Retry Interval
dnscmd . /config /enableglobalnamessupport 1
29. DNS delegations are automatically used to separate ______ in a single forest.
request DNSSEC validation for specific queries
CNAME resource records
Minimum (Default) TTL
parent and child AD DS domains
30. 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.
CNAME resource records
DNS server
To All Domain Controllers In This Domain
server level and at the zone level
31. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
dnscmd . /config /enableglobalnamessupport 1
Group Policy
Win Srvr 2008 and Win Srvr 2008 R2
use more than one name to point to
32. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
accepted
trigger zone transfers on secondary zones
DNS zone
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.
33. 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
Create Default Application Directory Partitions
Retry Interval
DNS zone
34. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
Scavenging
Aging
Transfer From Master
Group Policy
35. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
A DS record
Group Policy
aging
will not
36. DNSSEC enables a DNS server to ______ the resource records in its zones.
To All Domain Controllers In This Domain
digitally sign
trust anchor
parent zone to a child zone
37. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
notification
parent and child AD DS domains
trust anchor
%systemroot%System32Dns
38. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
disabled
DNS server
Minimum (Default) TTL
Reload
39. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Notify
accepted
parent and child AD DS domains
deploying a GlobalNames zone
40. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
Secondary
asymmetric encryption
To All Domain Controllers Specified In The Scope Of This Directory Partition
Group Policy
41. 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
accepted
will not
The Zone Aging/Scavenging Properties
A DS record
42. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
Scavenging
To All Domain Controllers Specified In The Scope Of This Directory Partition
public key
aging
43. Increasing the refresh interval ______ zone transfer traffic.
decreases
Enterprise Admins
1. A SOA record 2. At least one NS record.
1. DomainDnsZones and - 2. ForestDnsZones
44. 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.
A DS record
Retry Interval
disabled
Notify
45. 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.
To All DNS Servers In This Domain
The Zone Aging/Scavenging Properties
Scavenge Stale Resource Records
disabled
46. 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
To All Domain Controllers In This Domain
Transfer New Copy Of Zone From Master
aging
CNAME resource records
47. What is the name of the record that contains a hash of the public key in a delegated subdomain?
Minimum (Default) TTL
trust anchor
A DS record
%systemroot%System32Dns
48. ______ 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.
enable zone transfers
notification
Trust anchors
The DNS server needs to be a domain controller.
49. When you create a new zone - two types of records required for the zone are automatically created: ______
AD Zone Replication Scope page
Expires After
Scavenging
1. A SOA record 2. At least one NS record.
50. 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.
To All DNS Servers In This Forest
%systemroot%System32Dns
Expires After
public key