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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.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