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