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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. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
Scavenging
partition
Create Default Application Directory Partitions
Netlogon
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.
To All DNS Servers In This Domain
To All Domain Controllers In This Domain
delegate
The DNS server needs to be a domain controller.
3. 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.
NRPT
Retry Interval
DomainDnsZones
A DS record
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
GlobalNames zone
AD Zone Replication Scope page
trust anchor
Create Default Application Directory Partitions
5. 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.
disabled
Group Policy
will not
Transfer New Copy Of Zone From Master
6. 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
Trust anchors
dnscmd servername /createdirectorypartition FQDN
CNAME resource records
Name Servers
7. A ______ is a data structure in AD that distinguishes data for different replication purposes.
partition
1. A SOA record 2. At least one NS record.
dnscmd servername /enlistdirectorypartition FQDN
decreases
8. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
Transfer From Master
DNS server
To All DNS Servers In This Domain
standard
9. You can perform a delegation only from a ________________.
parent zone to a child zone
Minimum (Default) TTL
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.
disabled
10. 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.
notification
NS record and an associated A record
GlobalNames zone
deploying a GlobalNames zone
11. 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:
Refresh Interval
DomainDnsZones
CNAME resource records
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
12. 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.
Netlogon
enable zone transfers
Minimum (Default) TTL
disabled
13. 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.
parent and child AD DS domains
To All DNS Servers In This Forest
CNAME resource records
Group Policy
14. 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)
Service location (SRV)
parent zone to a child zone
Transfer New Copy Of Zone From Master
15. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
Transfer New Copy Of Zone From Master
deploying a GlobalNames zone
Name Servers
primary
16. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
Scavenging
asymmetric encryption
CNAME resource records
priority of dc2.lucernepublishing.com.
17. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
parent and child AD DS domains
trust anchor
Scavenging
GlobalNames zone
18. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
partition
manually enlist
priority of dc2.lucernepublishing.com.
public key
19. When you create a new zone - two types of records required for the zone are automatically created. List them.
Scavenging
dnscmd /ZoneExport <zone name> <zone file name>
Name Servers
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.
20. What is the name of the record that contains a hash of the public key in a delegated subdomain?
Minimum (Default) TTL
A DS record
accepted
DNS zone
21. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
ForestDnsZones
disabled
use more than one name to point to
dnscmd . /config /enableglobalnamessupport 1
22. To enable aging for a particular zone - you have to enable this feature both at the ______ level.
parent zone to a child zone
manually enlist
aging
server level and at the zone level
23. 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.
Reload
1. DomainDnsZones and - 2. ForestDnsZones
Remove stale
stub
24. 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.
Standard zones
deploying a GlobalNames zone
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
%systemroot%System32Dns
25. 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
A DS record
Reload
aging
26. 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 ______.
public key
disabled
Create Default Application Directory Partitions
14
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
Transfer From Master
parent zone to a child zone
Notify
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.
Create Default Application Directory Partitions
1. A SOA record 2. At least one NS record.
accepted
dnscmd servername /createdirectorypartition FQDN
29. This operation reloads the secondary zone from the local storage.
Scavenging
Enterprise Admins
Reload
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
30. 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: _______.
notification
use more than one name to point to
dnscmd /ZoneExport <zone name> <zone file name>
Retry Interval
31. You must be a member of the ______ group to create an application directory partition.
1. DomainDnsZones and - 2. ForestDnsZones
Enterprise Admins
Win Srvr 2008 and Win Srvr 2008 R2
To All Domain Controllers Specified In The Scope Of This Directory Partition
32. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
public key
ForestDnsZones
DNS server
CNAME resource records
33. ______ 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.
Name Servers
Refresh Interval
primary
Trust anchors
34. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Retry Interval
priority of dc2.lucernepublishing.com.
Secondary
35. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
Notify
deploying a GlobalNames zone
accepted
enable zone transfers
36. 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.
time stamp
Transfer From Master
deploying a GlobalNames zone
parent and child AD DS domains
37. When you create a new zone - two types of records required for the zone are automatically created: ______
disabled
standard
To All DNS Servers In This Domain
1. A SOA record 2. At least one NS record.
38. 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.
Transfer New Copy Of Zone From Master
primary
public key
server level and at the zone level
39. By default - DCs include two application directory partitions reserved for DNS data: ______.
Secondary
Enterprise Admins
1. DomainDnsZones and - 2. ForestDnsZones
Service location (SRV)
40. 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.
partition
AD Zone Replication Scope page
Retry Interval
Win Srvr 2008 and Win Srvr 2008 R2
41. 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.
To All DNS Servers In This Domain
the cache life of a resource record
time stamp
decreases
42. 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.
Secondary
Expires After
Remove stale
asymmetric encryption
43. 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.
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
priority of dc2.lucernepublishing.com.
disabled
DNS zone
44. 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
server level and at the zone level
NRPT
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.
45. 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
GlobalNames zone
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.
46. By default - zone transfers are ______ from any zone.
%systemroot%System32Dns
will not
delegate
disabled
47. ______ resource records are used to specify the location of specific services in a domain.
Service location (SRV)
Transfer From Master
stub
dnscmd . /config /enableglobalnamessupport 1
48. To enlist other DNS servers in the partition - type the following command:
Secondary
To All Domain Controllers In This Domain
CNAME resource records
dnscmd servername /enlistdirectorypartition FQDN
49. 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
trust anchor
To All DNS Servers In This Forest
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
Expires After
50. DNSSEC enables a DNS server to ______ the resource records in its zones.
enable zone transfers
digitally sign
parent and child AD DS domains
To All Domain Controllers In This Domain