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