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