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Test your basic knowledge |
MCTS: Configuring Name Resolution
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Study First
Subjects
:
certifications
,
mcts
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it-skills
Instructions:
Answer 49 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. Deploying DNS servers on DCs enables the zone to benefit from additional features - such as _____ and AD replication among multiple DNS servers.
start /w ocsetup DNS-Server-Core-Role /uninstall
secure dynamic updates
LLMNR
006 DNS
2. The mechanism or mechanisms that NetBIOS uses to resolve computer names depends on the NetBIOS node type that is configured for the computer. Four node types exist:
Point-to-point (p-node)
Ipconfig /registerdns
push-pull
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
3. ______ servers do not host any zones and are not authoritative for any particular domain.
disable LLMNR
Caching-only
1. it requires no configuration 2. it is compatible with IPv6 3. it uses multicasting instead of broadcasting 4. it is a much smaller service than NetBIOS
dnscmd /Config /SocketPoolSize <value>
4. This NetBIOS node type uses broadcasts first (b-node) and then uses WINS queries (p-node) if broadcasts are not successful.
Mixed (m-node)
start /w ocsetup DNS-Server-Core-Role
Iteration
push-pull
5. A server is authoritative for a domain when that server relies on ______ data to answer queries about hosts within a given domain.
zone
push-pull
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
locally hosted database
6. In Win Vista and Win Server 2008 - LLMNR is enabled only when ______ is enabled. However - in Win 7 and Win Server 2008 R2 - LLMNR is enabled by default without this.
Network Discovery
locally hosted database
answer
devolution level
7. By default - a client with a domain name assigned by DHCP (and not Active Directory membership) cannot ____________.
register its address in DNS
start /w ocsetup DNS-Server-Core-Role /uninstall
installinh a caching-only DNS server
dnscmd /Config /CacheLockingPercent <percent>
8. The ______ file helps resolve host names to IP addresses - and the ______ file helps resolve NetBIOS names to IP addresses.
devolution
Network Discovery
Resource records
Hosts - Lmhosts
9. A DNS ______ is a contiguous portion of a namespace for which a server is authoritative.
zone
locally hosted database
006 DNS
answer
10. Win Server 2008 R2 networks include no fewer than three name resolution systems: ______.
zone
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
domain suffix search list
11. When a DNS server receives a query - how does it first attempt to resolve the name?
TTL
start /w ocsetup DNS-Server-Core-Role /uninstall
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
12. The ______________ serves two specific functions: First - it enables a client to automatically register its own host record in the corresponding DNS zone. Second - the DNS client automatically adds the primary DNS suffix to DNS queries that do not al
primary DNS suffix
Network Discovery
answer
recursion
13. With DHCP - you can configure clients with a DNS server list by using the ______ Server option and then configuring the clients to obtain a DNS server address automatically in the TCP/IPv4 Properties dialog box.
Group Policy
006 DNS
disable LLMNR
Ipconfig /registerdns
14. 1. Install the DNS server role on the server.2. Do not create any zones. 3. Verify that root hints are configured or updated correctly.
LLMNR
installinh a caching-only DNS server
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
Recursion
15. ______ are DNS database entries that are used to answer DNS client queries.
Lmhosts
push-pull
connection-specific
Resource records
16. For all host records - you can attempt to force a registration in DNS by typing the command ______ at an elevated command prompt.
recursion
Ipconfig /registerdns
domain suffix search list
zone
17. When you have multiple WINS servers in a large organization - you must configure replication among them so that each WINS database remains up to date. In most cases - you want to configure ______ replication among all WINS servers so that they can ef
locally hosted database
push-pull
Ipconfig /registerdns
domain suffix search list
18. This NetBIOS node type uses point-to-point communications with a WINS server to resolve names.
Point-to-point (p-node)
domain suffix search list
authoritative
ipconfig /displaydns
19. A DNS ______ is a service that uses the DNS protocol to query for information from DNS servers.
006 DNS
resolver
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
hybrid
20. You can attempt to force a registration in DNS of PTR records for a statically addressed client by typing ______ at an elevated command prompt on the client.
Mixed (m-node)
TTL
Ipconfig /registerdns
socket pooling
21. DNS ______ is another new feature in Win Server 2008 R2 that helps prevent DNS server spoofing and cache poisoning by locking the TTL value so records cannot be overwritten.
006 DNS
recursion
connection-specific
cache locking
22. DNS ______ is a new feature in Win Server 2008 R2 that randomizes the source port from which DNS servers perform queries.
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
socket pooling
Hosts - Lmhosts
A computer first checks the resolver cache to answer a query.
23. To clear the DNS client cache - you can type ______ at the command prompt.
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
ipconfig /flushdns
primary DNS suffix
start /w ocsetup DNS-Server-Core-Role /uninstall
24. ______ in DNS refers to the process of a DNS server querying other DNS servers on behalf of an original querying client.
Ipconfig /registerdns
Recursion
Hosts
1. it requires no configuration 2. it is compatible with IPv6 3. it uses multicasting instead of broadcasting 4. it is a much smaller service than NetBIOS
25. You can create a Dcpromo _____ file by running Dcpromo on another computer that is running a full installation of Win Server 2008 or Win Server 2008 R2.
ipconfig /displaydns
Group Policy
answer
006 DNS
26. Finally - if the default and suffix search queries are also unsuccessful - the DNS Client service by default then performs what is called DNS ______. First - it adds the parent suffix of the primary DNS suffix. If there are more parent suffixes - tho
ipconfig /flushdns
Resource records
devolution
Hosts - Lmhosts
27. The ______ file is a static - local database file that is stored in the directory %SystemRoot%System32DriversEtc and that maps specific NetBIOS names to IP addresses.
recursion
Lmhosts
push-pull
start /w ocsetup DNS-Server-Core-Role
28. From a DHCP server - the connection-specific suffix is assigned through the ______ Domain Name option.
Network Discovery
015 DNS
Point-to-point (p-node)
devolution level
29. When enabled - ______ is always used to resolve computer names on the local subnet for the Network Map feature and for network browsing through Network on the Start menu.
006 DNS
Ipconfig /registerdns
LLMNR
authoritative
30. To view the DNS client cache - type ______ at a command prompt.
Mixed (m-node)
start /w ocsetup DNS-Server-Core-Role /uninstall
Resource records
ipconfig /displaydns
31. If you want to remove the DNS server role from a stand-alone or member server running a Server Core installation of Win Srvr 2008 or Win Srvr 2008 R2 - type the following command:
Network Discovery
start /w ocsetup DNS-Server-Core-Role /uninstall
Recursion
Mixed (m-node)
32. As a name resolution mechanism - LLMNR offers a few important advantages.
006 DNS
Ipconfig /registerdns
1. it requires no configuration 2. it is compatible with IPv6 3. it uses multicasting instead of broadcasting 4. it is a much smaller service than NetBIOS
devolution level
33. Zone files contain the data for the zones for which a server is ______.
Ipconfig /registerdns
authoritative
ipconfig /flushdns
Ipconfig /registerdns
34. Using ______ - a DNS server can query other DNS servers on behalf of the requesting client in order to resolve an FQDN.
A computer first checks the resolver cache to answer a query.
connection-specific
recursion
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
35. A ______ is the number of tags left in a domain name to serve as a limit or stopping point for parent domain searching.
start /w ocsetup DNS-Server-Core-Role /uninstall
devolution level
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
register its address in DNS
36. If you want to install a DNS server on a stand-alone or member server running a Server Core installation of Win Srvr 2008 or Win Srvr 2008 R2 - type the following command:
Mixed (m-node)
Group Policy
connection-specific
start /w ocsetup DNS-Server-Core-Role
37. By default - Windows clients are configured as ______ nodes.
authoritative
Group Policy
devolution level
hybrid
38. You can use ______ to force computers on a network to register connection-specific DNS names.
Iteration
Group Policy
Hosts - Lmhosts
Hybrid (h-node)
39. You can ___________ for many computers at a time by using Group Policy.
Caching-only
dnscmd /Config /CacheLockingPercent <percent>
Mixed (m-node)
disable LLMNR
40. If a computer needs to resolve a DNS name - what is the first method it attempts to use?
connection-specific
A computer first checks the resolver cache to answer a query.
Recursion
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
41. For DNS clients - you can configure a DNS ______ that extends or revises their DNS search capabilities. This list allows searches for single-tag - unqualified computer names in more than one specified DNS domain.
start /w ocsetup DNS-Server-Core-Role /uninstall
Ipconfig /registerdns
push-pull
domain suffix search list
42. A ______ suffix is useful if a computer has two network adapters and you want to distinguish the two routes to that computer by name.
register its address in DNS
installinh a caching-only DNS server
connection-specific
answer
43. _____ refers to the process of making repeated queries to different DNS servers to resolve a name.
Iteration
Point-to-point (p-node)
dnscmd /Config /SocketPoolSize <value>
Ipconfig /registerdns
44. You can adjust the size of the pool of ports from which a random source port is chosen. To do so - type ______ at an elevated command prompt - where <value> is a number up to 10000 indicating the pool size.
push-pull
cache locking
dnscmd /Config /SocketPoolSize <value>
recursion
45. If a DNS server cannot resolve a query by using the first method - which method will it use next?
006 DNS
Hybrid (h-node)
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
46. Whenever you add an entry to the ______ file - that entry is immediately loaded into the DNS resolver cache.
Hosts
dnscmd /Config /SocketPoolSize <value>
connection-specific
authoritative
47. Cached records stay alive in the server cache until they exceed their ______ value - until the DNS Server service is restarted - or until the cache is cleared manually.
TTL
devolution
recursion
locally hosted database
48. This NetBIOS node type uses WINS queries first (p-node) and then uses broadcasts (b-node) as a fallback mechanism if no WINS server is configured - if a configured WINS server is unavailable - or if the queried-for name is not found in the WINS datab
Hybrid (h-node)
answer
Network Discovery
secure dynamic updates
49. To configure DNS cache locking - type the following command at an elevated command prompt on a DNS server running Win Server 2008 R2:
devolution level
dnscmd /Config /CacheLockingPercent <percent>
Group Policy
push-pull