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