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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.
standard
masters
time stamp
parent zone to a child zone
2. 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
Reload
Standard zones
trigger zone transfers on secondary zones
Transfer From Master
3. A ______ is a database containing records that associate names with addresses for a defined portion of a DNS namespace.
Win Srvr 2008 and Win Srvr 2008 R2
DNS zone
Trust anchors
ForestDnsZones
4. 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.
digitally sign
Name Servers
standard
primary
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.
Transfer New Copy Of Zone From Master
Enterprise Admins
The Zone Aging/Scavenging Properties
A DS record
6. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
the cache life of a resource record
parent zone to a child zone
CNAME resource records
use more than one name to point to
7. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
trust anchor
aging
Netlogon
disabled
8. When you create a new zone - two types of records required for the zone are automatically created. List them.
stub
To All DNS Servers In This Domain
%systemroot%System32Dns
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.
9. Manually created resource records for all zone types are assigned a time stamp of 0; this value indicates that they ______ be aged.
will not
Service location (SRV)
the cache life of a resource record
partition
10. For a DC to fall within the scope of such a directory partition - you must ______ that DC in the partition.
Remove stale
digitally sign
partition
manually enlist
11. 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.
Minimum (Default) TTL
GlobalNames zone
The DNS server needs to be a domain controller.
primary
12. By default - DCs include two application directory partitions reserved for DNS data: ______.
1. DomainDnsZones and - 2. ForestDnsZones
decreases
server level and at the zone level
To All DNS Servers In This Domain
13. 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.
Scavenging
priority of dc2.lucernepublishing.com.
Name Servers
DNS zone
14. ______ refers to the process of deleting outdated resource records on which time stamps have been placed.
aging
Scavenging
asymmetric encryption
decreases
15. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
asymmetric encryption
Refresh Interval
Group Policy
Netlogon
16. You must be a member of the ______ group to create an application directory partition.
digitally sign
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.
Enterprise Admins
To All DNS Servers In This Domain
17. Scavenging can occur only when ______ is enabled.
standard
aging
ForestDnsZones
Notify
18. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
The Zone Aging/Scavenging Properties
Aging
1. DomainDnsZones and - 2. ForestDnsZones
DNS zone
19. DNSSEC in Win Server 2008 R2 allows a ______ to validate DNS data on behalf of its Win 7 clients.
stub
Win Srvr 2008 and Win Srvr 2008 R2
trust anchor
DNS server
20. The most common resource records you need to create manually include the following:
dnscmd /ZoneExport <zone name> <zone file name>
primary
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
use more than one name to point to
21. 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.
To All DNS Servers In This Domain
dnscmd servername /enlistdirectorypartition FQDN
Refresh Interval
decreases
22. You use Group Policy to configure DNS clients to _________________.
stub
trigger zone transfers on secondary zones
AD Zone Replication Scope page
request DNSSEC validation for specific queries
23. ______ resource records are used to specify the location of specific services in a domain.
aging
priority of dc2.lucernepublishing.com.
Minimum (Default) TTL
Service location (SRV)
24. What is the name of the record that contains a hash of the public key in a delegated subdomain?
Scavenge Stale Resource Records
AD Zone Replication Scope page
A DS record
ForestDnsZones
25. When you create a new zone - two types of records required for the zone are automatically created: ______
1. A SOA record 2. At least one NS record.
asymmetric encryption
stub
Notify
26. You can perform a delegation only from a ________________.
server level and at the zone level
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.
primary
parent zone to a child zone
27. 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.
NRPT
notification
%systemroot%System32Dns
To All DNS Servers In This Domain
28. ______ 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
deploying a GlobalNames zone
decreases
29. 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.
dnscmd servername /enlistdirectorypartition FQDN
masters
To All DNS Servers In This Forest
will not
30. A ______ is a data structure in AD that distinguishes data for different replication purposes.
To All DNS Servers In This Domain
Minimum (Default) TTL
partition
stub
31. ______ 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
Secondary
To All Domain Controllers In This Domain
1. A SOA record 2. At least one NS record.
32. 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.
stub
parent and child AD DS domains
Netlogon
Remove stale
33. 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
Win Srvr 2008 and Win Srvr 2008 R2
manually enlist
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
34. To add an NS record - double-click any existing NS record in DNS Manager and add the server data to the ______ tab.
DNS zone
stub
Secondary
Name Servers
35. What are the server requirements for storing a zone in AD?
The DNS server needs to be a domain controller.
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
%systemroot%System32Dns
DNS server
36. The ______ partition is replicated among all DCs that are also DNS servers in every domain in an AD forest.
Group Policy
manually enlist
To All DNS Servers In This Forest
ForestDnsZones
37. 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.
To All DNS Servers In This Domain
Create Default Application Directory Partitions
NRPT
disabled
38. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary 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.
disabled
priority of dc2.lucernepublishing.com.
notification
39. By default - zone transfers are ______ from any zone.
server level and at the zone level
To All Domain Controllers In This Domain
Refresh Interval
disabled
40. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
DomainDnsZones
dnscmd servername /createdirectorypartition FQDN
asymmetric encryption
public key
41. 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.
Minimum (Default) TTL
To All Domain Controllers In This Domain
Win Srvr 2008 and Win Srvr 2008 R2
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
42. 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.
Minimum (Default) TTL
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
dnscmd servername /createdirectorypartition FQDN
Transfer From Master
43. To ______ a zone is to create a new zone for a subdomain within a DNS namespace and relinquish authority of that new zone.
trigger zone transfers on secondary zones
delegate
time stamp
Expires After
44. 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 ______.
Reload
Create Default Application Directory Partitions
disabled
parent and child AD DS domains
45. 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
public key
Expires After
Win Srvr 2008 and Win Srvr 2008 R2
aging
46. 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
Expires After
Netlogon
Minimum (Default) TTL
47. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
Secondary
dnscmd . /config /enableglobalnamessupport 1
14
DNS server
48. Increasing the refresh interval ______ zone transfer traffic.
decreases
aging
will not
asymmetric encryption
49. 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.
notification
dnscmd /ZoneExport <zone name> <zone file name>
Netlogon
%systemroot%System32Dns
50. To enlist other DNS servers in the partition - type the following command:
dnscmd servername /enlistdirectorypartition FQDN
Standard zones
time stamp
dnscmd servername /createdirectorypartition FQDN