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