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