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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 ___________________ dialog box enables you to modify two key settings related to aging and scavenging: 1. the no-refresh interval 2. and the refresh interval
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
enable zone transfers
The Zone Aging/Scavenging Properties
use more than one name to point to
2. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
asymmetric encryption
Netlogon
Group Policy
NS record and an associated A record
3. In this way - digital signatures use ______ cryptography to prove that information is unspoofed and unchanged.
public key
A DS record
1. A SOA record 2. At least one NS record.
DNS server
4. 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
ForestDnsZones
priority of dc2.lucernepublishing.com.
Expires After
AD Zone Replication Scope page
5. 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: _______.
DNS server
14
dnscmd /ZoneExport <zone name> <zone file name>
1. A SOA record 2. At least one NS record.
6. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
DNS server
The DNS server needs to be a domain controller.
Name Servers
ForestDnsZones
7. What is the name of the record that contains a hash of the public key in a delegated subdomain?
DNS zone
A DS record
Standard zones
Retry Interval
8. 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.
will not
DomainDnsZones
NRPT
Notify
9. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
DNS zone
parent zone to a child zone
public key
asymmetric encryption
10. By default - DCs include two application directory partitions reserved for DNS data: ______.
Secondary
1. DomainDnsZones and - 2. ForestDnsZones
AD Zone Replication Scope page
Standard zones
11. When you create a new zone - two types of records required for the zone are automatically created. List them.
Notify
masters
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.
12. Win 7 clients can be configured to request DNSSEC through the Name Resolution Policy Table (NRPT) in ______.
Scavenging
trust anchor
will not
Group Policy
13. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
DomainDnsZones
dnscmd /ZoneExport <zone name> <zone file name>
notification
DNS zone
14. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
disabled
will not
dnscmd . /config /enableglobalnamessupport 1
public key
15. What kind of zones do not automatically perform time stamping on dynamically created resource records?
parent zone to a child zone
Standard zones
primary
Scavenge Stale Resource Records
16. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
dnscmd /ZoneExport <zone name> <zone file name>
notification
Notify
To All DNS Servers In This Forest
17. Scavenging can occur only when ______ is enabled.
priority of dc2.lucernepublishing.com.
accepted
aging
NS record and an associated A record
18. 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.
Reload
Enterprise Admins
To All Domain Controllers Specified In The Scope Of This Directory Partition
To All Domain Controllers In This Domain
19. 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.
trigger zone transfers on secondary zones
Expires After
Retry Interval
NS record and an associated A record
20. 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.
CNAME resource records
14
Transfer New Copy Of Zone From Master
DNS zone
21. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
server level and at the zone level
Retry Interval
digitally sign
%systemroot%System32Dns
22. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
DNS zone
Reload
trust anchor
standard
23. To enlist other DNS servers in the partition - type the following command:
parent zone to a child zone
dnscmd servername /enlistdirectorypartition FQDN
the cache life of a resource record
manually enlist
24. 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.
aging
Remove stale
Win Srvr 2008 and Win Srvr 2008 R2
public key
25. 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
Trust anchors
Secondary
Enterprise Admins
26. You can perform a delegation only from a ________________.
NRPT
14
Expires After
parent zone to a child zone
27. 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
stub
NS record and an associated A record
primary
aging
28. 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
Retry Interval
Enterprise Admins
Service location (SRV)
29. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
dnscmd servername /createdirectorypartition FQDN
Scavenging
time stamp
14
30. 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.
partition
DNS zone
deploying a GlobalNames zone
%systemroot%System32Dns
31. 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
Aging
1. A SOA record 2. At least one NS record.
priority of dc2.lucernepublishing.com.
CNAME resource records
32. The most common resource records you need to create manually include the following:
Refresh Interval
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
Win Srvr 2008 and Win Srvr 2008 R2
Group Policy
33. The GlobalNames zone is compatible only with DNS servers running ______. Therefore - it cannot replicate to servers running earlier versions of Windows Server.
Win Srvr 2008 and Win Srvr 2008 R2
dnscmd . /config /enableglobalnamessupport 1
dnscmd servername /createdirectorypartition FQDN
disabled
34. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Minimum (Default) TTL
Scavenging
parent zone to a child zone
Standard zones
35. You must be a member of the ______ group to create an application directory partition.
disabled
notification
will not
Enterprise Admins
36. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
To All DNS Servers In This Domain
14
Service location (SRV)
ForestDnsZones
37. A ______ is a data structure in AD that distinguishes data for different replication purposes.
Secondary
request DNSSEC validation for specific queries
partition
Retry Interval
38. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
The DNS server needs to be a domain controller.
Aging
NS record and an associated A record
Netlogon
39. 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.
notification
Retry Interval
Enterprise Admins
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
40. 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.
asymmetric encryption
Netlogon
The Zone Aging/Scavenging Properties
stub
41. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
DNS server
delegate
asymmetric encryption
%systemroot%System32Dns
42. 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.
enable zone transfers
standard
primary
Expires After
43. 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.
digitally sign
Group Policy
To All DNS Servers In This Forest
standard
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.
enable zone transfers
Minimum (Default) TTL
aging
aging
45. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
request DNSSEC validation for specific queries
%systemroot%System32Dns
Secondary
Win Srvr 2008 and Win Srvr 2008 R2
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.
standard
Remove stale
parent and child AD DS domains
Refresh Interval
47. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
digitally sign
Transfer New Copy Of Zone From Master
asymmetric encryption
will not
48. To create a custom application directory partition - type the following command:
dnscmd servername /createdirectorypartition FQDN
To All DNS Servers In This Forest
ForestDnsZones
request DNSSEC validation for specific queries
49. If either of the default application directory partitions is deleted or damaged - you can re-create them in DNS Manager by right-clicking the server node and choosing ______.
dnscmd servername /createdirectorypartition FQDN
Enterprise Admins
Create Default Application Directory Partitions
masters
50. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
dnscmd servername /enlistdirectorypartition FQDN
Aging
1. DomainDnsZones and - 2. ForestDnsZones
asymmetric encryption