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 ______ refers to the process of deleting outdated resource records on which time stamps have been placed.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