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