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