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