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