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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. 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 ______.
NS record and an associated A record
trigger zone transfers on secondary zones
Create Default Application Directory Partitions
decreases
2. This operation reloads the secondary zone from the local storage.
CNAME resource records
Reload
Create Default Application Directory Partitions
NRPT
3. 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
Scavenging
The Zone Aging/Scavenging Properties
GlobalNames zone
4. To enlist other DNS servers in the partition - type the following command:
Minimum (Default) TTL
DNS server
Group Policy
dnscmd servername /enlistdirectorypartition FQDN
5. 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
To All DNS Servers In This Forest
Expires After
dnscmd servername /createdirectorypartition FQDN
AD Zone Replication Scope page
6. DNS delegations are automatically used to separate ______ in a single forest.
1. DomainDnsZones and - 2. ForestDnsZones
parent and child AD DS domains
Notify
GlobalNames zone
7. 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.
manually enlist
priority of dc2.lucernepublishing.com.
Scavenge Stale Resource Records
The DNS server needs to be a domain controller.
8. ______ resource records are used to specify the location of specific services in a domain.
DomainDnsZones
Service location (SRV)
partition
Reload
9. 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.
Refresh Interval
partition
stub
Standard zones
10. 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
dnscmd servername /createdirectorypartition FQDN
server level and at the zone level
the cache life of a resource record
priority of dc2.lucernepublishing.com.
11. 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.
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.
14
stub
12. The ______ partition is replicated among all DCs that are also DNS servers in a particular domain
Secondary
CNAME resource records
deploying a GlobalNames zone
DomainDnsZones
13. The most common resource records you need to create manually include the following:
Secondary
enable zone transfers
Host (A or AAAA) - Alias (CNAME) - Mail exchanger (MX) - Pointer (PTR) - Service location (SRV)
use more than one name to point to
14. 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.
Refresh Interval
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
Transfer New Copy Of Zone From Master
15. There are three basic steps in _______________: 1. Enable GlobalNames zone support. 2. Create the GlobalNames zone. 3. Populate the GlobalNames zone.
Standard zones
dnscmd . /config /enableglobalnamessupport 1
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
deploying a GlobalNames zone
16. 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.
masters
A DS record
The DNS server needs to be a domain controller.
NRPT
17. 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.
dnscmd . /config /enableglobalnamessupport 1
dnscmd servername /createdirectorypartition FQDN
time stamp
trust anchor
18. 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.
priority of dc2.lucernepublishing.com.
Remove stale
To All Domain Controllers In This Domain
Enterprise Admins
19. Scavenging can occur only when ______ is enabled.
aging
GlobalNames zone
Remove stale
Name Servers
20. ______ zones provide a means to offload DNS query traffic in areas of the network where a zone is heavily queried and used.
parent and child AD DS domains
Secondary
NS record and an associated A record
Expires After
21. You must be a member of the ______ group to create an application directory partition.
dnscmd . /config /enableglobalnamessupport 1
A DS record
1. DomainDnsZones and - 2. ForestDnsZones
Enterprise Admins
22. 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.
1. DomainDnsZones and - 2. ForestDnsZones
primary
Transfer From Master
will not
23. 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
DomainDnsZones
NRPT
aging
24. 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.
To All DNS Servers In This Domain
Name Servers
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
enable zone transfers
25. 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
asymmetric encryption
dnscmd servername /enlistdirectorypartition FQDN
parent zone to a child zone
aging
26. You can perform a delegation only from a ________________.
dnscmd /ZoneExport <zone name> <zone file name>
parent zone to a child zone
partition
parent and child AD DS domains
27. 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.
partition
To All Domain Controllers In This Domain
Transfer From Master
trigger zone transfers on secondary zones
28. To configure notifications - click ______ on the Zone Transfers tab when zone transfers are enabled.
Service location (SRV)
digitally sign
Notify
standard
29. 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
To All Domain Controllers In This Domain
server level and at the zone level
Retry Interval
30. What kind of zones do not automatically perform time stamping on dynamically created resource records?
Standard zones
decreases
CNAME resource records
Scavenge Stale Resource Records
31. To enable GlobalNames zone support - At an elevated command prompt - type the following: ______.
dnscmd servername /enlistdirectorypartition FQDN
dnscmd . /config /enableglobalnamessupport 1
Netlogon
standard
32. 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.
To All DNS Servers In This Forest
Standard zones
NS record and an associated A record
Transfer New Copy Of Zone From Master
33. 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.
Name Servers
priority of dc2.lucernepublishing.com.
NS record and an associated A record
Create Default Application Directory Partitions
34. DNSSEC enables a DNS server to ______ the resource records in its zones.
To All DNS Servers In This Domain
Retry Interval
digitally sign
trust anchor
35. ______ 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.
delegate
dnscmd servername /enlistdirectorypartition FQDN
GlobalNames zone
Trust anchors
36. 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
Win Srvr 2008 and Win Srvr 2008 R2
Remove stale
disabled
trigger zone transfers on secondary zones
37. Consequently - when aging is enabled - dynamically registered resource records can be scavenged after ___ days by default.
14
Transfer New Copy Of Zone From Master
trust anchor
To All DNS Servers In This Domain
38. 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
parent zone to a child zone
Aging
Create Default Application Directory Partitions
CNAME resource records
39. ______ in DNS refers to the process of using time stamps to track the age of dynamically registered resource records.
asymmetric encryption
Transfer New Copy Of Zone From Master
Aging
decreases
40. Public key cryptography provides ______ - which means that separate keys are used to encrypt and decrypt data.
stub
Remove stale
asymmetric encryption
use more than one name to point to
41. A ______ is a public key for a remote DNS server that is trusted and able to provide DNSSEC responses.
trust anchor
aging
Reload - Transfer From Master - Transfer New Copy Of Zone From Master
To All DNS Servers In This Forest
42. Alias resource records are sometimes called canonical names (CNAME). These records allow you to ______ a single host.
parent and child AD DS domains
Scavenge Stale Resource Records
use more than one name to point to
Create Default Application Directory Partitions
43. The Zone Transfers tab also allows you to configure ______ to secondary servers whenever a change occurs at the primary zone.
To All DNS Servers In This Domain
Notify
standard
notification
44. To create a custom application directory partition - type the following command:
dnscmd servername /createdirectorypartition FQDN
request DNSSEC validation for specific queries
masters
Aging
45. By default - DCs include two application directory partitions reserved for DNS data: ______.
1. DomainDnsZones and - 2. ForestDnsZones
Retry Interval
To All Domain Controllers Specified In The Scope Of This Directory Partition
use more than one name to point to
46. 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.
masters
Netlogon
dnscmd /ZoneExport <zone name> <zone file name>
To All DNS Servers In This Domain
47. 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.
Transfer From Master
asymmetric encryption
The DNS server needs to be a domain controller.
Scavenge Stale Resource Records
48. 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.
dnscmd . /config /enableglobalnamessupport 1
1. DomainDnsZones and - 2. ForestDnsZones
Reload
Retry Interval
49. A ______ is a data structure in AD that distinguishes data for different replication purposes.
manually enlist
dnscmd servername /createdirectorypartition FQDN
partition
the cache life of a resource record
50. The ______ service uses SRV records to locate DCs in a domain by searching the domain for the LDAP service.
stub
Notify
ForestDnsZones
Netlogon