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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 ______ 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.
parent zone to a child zone
NRPT
A DS record
CNAME resource records
2. 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.
parent and child AD DS domains
Secondary
1. DomainDnsZones and - 2. ForestDnsZones
To All Domain Controllers In This Domain
3. DNSSEC enables a DNS server to ______ the resource records in its zones.
Notify
Transfer New Copy Of Zone From Master
digitally sign
dnscmd servername /createdirectorypartition FQDN
4. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd . /config /enableglobalnamessupport 1
public key
14
Retry Interval
5. The ______ option stores the new zone in the ForestDnsZones partition. Every DC in the entire forest and on which the DNS Server role is installed will receive a copy of the zone.
%systemroot%System32Dns
decreases
parent zone to a child zone
To All DNS Servers In This Forest
6. 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: _______.
Scavenge Stale Resource Records
decreases
dnscmd /ZoneExport <zone name> <zone file name>
Scavenging
7. To create a custom application directory partition - type the following command:
server level and at the zone level
Minimum (Default) TTL
Aging
dnscmd servername /createdirectorypartition FQDN
8. 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
stub
Expires After
Aging
1. A SOA record 2. At least one NS record.
9. 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.
NS record and an associated A record
To All Domain Controllers In This Domain
Trust anchors
request DNSSEC validation for specific queries
10. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
Name Servers
masters
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
asymmetric encryption
11. 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.
delegate
Transfer From Master
%systemroot%System32Dns
priority of dc2.lucernepublishing.com.
12. By default - DCs include two application directory partitions reserved for DNS data: ______.
1. DomainDnsZones and - 2. ForestDnsZones
CNAME resource records
use more than one name to point to
the cache life of a resource record
13. By default - zone transfers are ______ from any zone.
disabled
dnscmd . /config /enableglobalnamessupport 1
public key
will not
14. You must be a member of the ______ group to create an application directory partition.
notification
Enterprise Admins
parent and child AD DS domains
dnscmd . /config /enableglobalnamessupport 1
15. 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.
DomainDnsZones
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Trust anchors
16. ______ resource records are used to specify the location of specific services in a domain.
Name Servers
Refresh Interval
Service location (SRV)
trigger zone transfers on secondary zones
17. ______ 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.
AD Zone Replication Scope page
Group Policy
trigger zone transfers on secondary zones
Trust anchors
18. What is the name of the record that contains a hash of the public key in a delegated subdomain?
dnscmd . /config /enableglobalnamessupport 1
priority of dc2.lucernepublishing.com.
dnscmd servername /createdirectorypartition FQDN
A DS record
19. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
aging
CNAME resource records
Win Srvr 2008 and Win Srvr 2008 R2
ForestDnsZones
20. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
will not
The DNS server needs to be a domain controller.
deploying a GlobalNames zone
Enterprise Admins
21. 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
NS record and an associated A record
Refresh Interval
The DNS server needs to be a domain controller.
The Zone Aging/Scavenging Properties
22. 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)
AD Zone Replication Scope page
Scavenge Stale Resource Records
Enterprise Admins
23. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
manually enlist
request DNSSEC validation for specific queries
decreases
Netlogon
24. To enlist other DNS servers in the partition - type the following command:
DNS zone
will not
dnscmd servername /enlistdirectorypartition FQDN
use more than one name to point to
25. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Group Policy
parent zone to a child zone
the cache life of a resource record
Name Servers
26. You can perform a delegation only from a ________________.
DomainDnsZones
delegate
parent zone to a child zone
dnscmd servername /enlistdirectorypartition FQDN
27. 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.
Transfer New Copy Of Zone From Master
To All DNS Servers In This Domain
To All Domain Controllers Specified In The Scope Of This Directory Partition
Retry Interval
28. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
The DNS server needs to be a domain controller.
DNS server
NRPT
To All DNS Servers In This Forest
29. 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.
stub
use more than one name to point to
To All Domain Controllers Specified In The Scope Of This Directory Partition
Name Servers
30. 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.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
decreases
stub
primary
31. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
GlobalNames zone
A DS record
Notify
The DNS server needs to be a domain controller.
32. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Create Default Application Directory Partitions
Standard zones
asymmetric encryption
dnscmd servername /createdirectorypartition FQDN
33. 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.
dnscmd servername /enlistdirectorypartition FQDN
To All DNS Servers In This Domain
deploying a GlobalNames zone
dnscmd . /config /enableglobalnamessupport 1
34. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
ForestDnsZones
To All Domain Controllers Specified In The Scope Of This Directory Partition
Minimum (Default) TTL
trust anchor
35. Scavenging can occur only when ______ is enabled.
aging
Group Policy
use more than one name to point to
Secondary
36. 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.
manually enlist
time stamp
dnscmd . /config /enableglobalnamessupport 1
1. A SOA record 2. At least one NS record.
37. 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.
enable zone transfers
time stamp
NS record and an associated A record
Scavenging
38. 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 ______.
masters
ForestDnsZones
Retry Interval
Scavenge Stale Resource Records
39. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
server level and at the zone level
asymmetric encryption
NRPT
dnscmd /ZoneExport <zone name> <zone file name>
40. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
Netlogon
stub
To All Domain Controllers Specified In The Scope Of This Directory Partition
deploying a GlobalNames zone
41. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
digitally sign
1. DomainDnsZones and - 2. ForestDnsZones
Win Srvr 2008 and Win Srvr 2008 R2
accepted
42. Used to facilitate the resolution of single-label computer names in a large network.
To All Domain Controllers Specified In The Scope Of This Directory Partition
GlobalNames zone
Expires After
DNS zone
43. 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
CNAME resource records
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
priority of dc2.lucernepublishing.com.
Create Default Application Directory Partitions
44. 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.
dnscmd servername /createdirectorypartition FQDN
Minimum (Default) TTL
Service location (SRV)
stub
45. This operation reloads the secondary zone from the local storage.
Reload
1. DomainDnsZones and - 2. ForestDnsZones
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
NRPT
46. 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
dnscmd servername /createdirectorypartition FQDN
To All DNS Servers In This Forest
stub
47. Increasing the refresh interval ______ zone transfer traffic.
Refresh Interval
decreases
dnscmd servername /enlistdirectorypartition FQDN
stub
48. 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.
1. A SOA record 2. At least one NS record.
14
%systemroot%System32Dns
accepted
49. You use Group Policy to configure DNS clients to _________________.
priority of dc2.lucernepublishing.com.
request DNSSEC validation for specific queries
standard
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
50. What are the server requirements for storing a zone in AD?
partition
Transfer From Master
The DNS server needs to be a domain controller.
manually enlist