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Test your basic knowledge |
MCTS: Configuring Name Resolution
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Study First
Subjects
:
certifications
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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. 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.
ipconfig /flushdns
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
Network Discovery
Ipconfig /registerdns
2. To configure DNS cache locking - type the following command at an elevated command prompt on a DNS server running Win Server 2008 R2:
dnscmd /Config /CacheLockingPercent <percent>
start /w ocsetup DNS-Server-Core-Role
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
015 DNS
3. By default - Windows clients are configured as ______ nodes.
hybrid
zone
Network Discovery
Hosts - Lmhosts
4. A ______ is the number of tags left in a domain name to serve as a limit or stopping point for parent domain searching.
Hybrid (h-node)
Group Policy
secure dynamic updates
devolution level
5. 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.
hybrid
recursion
Lmhosts
push-pull
6. 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:
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
devolution level
Hybrid (h-node)
Point-to-point (p-node)
7. You can use ______ to force computers on a network to register connection-specific DNS names.
Group Policy
ipconfig /flushdns
hybrid
A computer first checks the resolver cache to answer a query.
8. 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
Lmhosts
register its address in DNS
Hybrid (h-node)
A computer first checks the resolver cache to answer a query.
9. Zone files contain the data for the zones for which a server is ______.
authoritative
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
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
cache locking
10. 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.
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
Mixed (m-node)
dnscmd /Config /SocketPoolSize <value>
Ipconfig /registerdns
11. 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.
disable LLMNR
TTL
primary DNS suffix
push-pull
12. This NetBIOS node type uses broadcasts first (b-node) and then uses WINS queries (p-node) if broadcasts are not successful.
Lmhosts
Iteration
devolution
Mixed (m-node)
13. DNS ______ is a new feature in Win Server 2008 R2 that randomizes the source port from which DNS servers perform queries.
socket pooling
Point-to-point (p-node)
connection-specific
A computer first checks the resolver cache to answer a query.
14. Deploying DNS servers on DCs enables the zone to benefit from additional features - such as _____ and AD replication among multiple DNS servers.
secure dynamic updates
socket pooling
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
Mixed (m-node)
15. If a DNS server cannot resolve a query by using the first method - which method will it use next?
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
primary DNS suffix
recursion
Lmhosts
16. From a DHCP server - the connection-specific suffix is assigned through the ______ Domain Name option.
015 DNS
hybrid
devolution level
Ipconfig /registerdns
17. _____ refers to the process of making repeated queries to different DNS servers to resolve a name.
Iteration
socket pooling
Recursion
primary DNS suffix
18. This NetBIOS node type uses point-to-point communications with a WINS server to resolve names.
zone
TTL
Point-to-point (p-node)
start /w ocsetup DNS-Server-Core-Role /uninstall
19. When a DNS server receives a query - how does it first attempt to resolve the name?
cache locking
Hosts
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
socket pooling
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.
TTL
Ipconfig /registerdns
dnscmd /Config /SocketPoolSize <value>
installinh a caching-only DNS server
21. You can ___________ for many computers at a time by using Group Policy.
Iteration
disable LLMNR
015 DNS
Hosts
22. 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:
Ipconfig /registerdns
start /w ocsetup DNS-Server-Core-Role
register its address in DNS
ipconfig /flushdns
23. A ______ suffix is useful if a computer has two network adapters and you want to distinguish the two routes to that computer by name.
connection-specific
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
devolution
24. 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.
devolution
authoritative
installinh a caching-only DNS server
dnscmd /Config /SocketPoolSize <value>
25. For all host records - you can attempt to force a registration in DNS by typing the command ______ at an elevated command prompt.
Ipconfig /registerdns
start /w ocsetup DNS-Server-Core-Role /uninstall
resolver
Resource records
26. A DNS ______ is a contiguous portion of a namespace for which a server is authoritative.
zone
Iteration
LLMNR
recursion
27. By default - a client with a domain name assigned by DHCP (and not Active Directory membership) cannot ____________.
register its address in DNS
primary DNS suffix
disable LLMNR
Caching-only
28. 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:
socket pooling
Hybrid (h-node)
Iteration
start /w ocsetup DNS-Server-Core-Role /uninstall
29. The ______ file helps resolve host names to IP addresses - and the ______ file helps resolve NetBIOS names to IP addresses.
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
TTL
Hosts - Lmhosts
Hybrid (h-node)
30. 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.
LLMNR
dnscmd /Config /SocketPoolSize <value>
socket pooling
Hosts - Lmhosts
31. Using ______ - a DNS server can query other DNS servers on behalf of the requesting client in order to resolve an FQDN.
LLMNR
recursion
cache locking
push-pull
32. ______ servers do not host any zones and are not authoritative for any particular domain.
secure dynamic updates
Caching-only
Mixed (m-node)
zone
33. Win Server 2008 R2 networks include no fewer than three name resolution systems: ______.
015 DNS
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
cache locking
dnscmd /Config /CacheLockingPercent <percent>
34. To clear the DNS client cache - you can type ______ at the command prompt.
devolution level
ipconfig /flushdns
Group Policy
authoritative
35. A DNS ______ is a service that uses the DNS protocol to query for information from DNS servers.
resolver
dnscmd /Config /SocketPoolSize <value>
Hosts - Lmhosts
devolution
36. A server is authoritative for a domain when that server relies on ______ data to answer queries about hosts within a given domain.
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
ipconfig /flushdns
locally hosted database
Recursion
37. 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.
answer
006 DNS
Ipconfig /registerdns
Hosts
38. ______ are DNS database entries that are used to answer DNS client queries.
Ipconfig /registerdns
Resource records
ipconfig /displaydns
Network Discovery
39. ______ in DNS refers to the process of a DNS server querying other DNS servers on behalf of an original querying client.
Ipconfig /registerdns
Resource records
Iteration
Recursion
40. Whenever you add an entry to the ______ file - that entry is immediately loaded into the DNS resolver cache.
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
recursion
Hosts
Ipconfig /registerdns
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.
Hybrid (h-node)
domain suffix search list
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
Resource records
42. To view the DNS client cache - type ______ at a command prompt.
ipconfig /displaydns
start /w ocsetup DNS-Server-Core-Role /uninstall
Network Discovery
LLMNR
43. 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
authoritative
Resource records
devolution
domain suffix search list
44. If a computer needs to resolve a DNS name - what is the first method it attempts to use?
Caching-only
devolution
A computer first checks the resolver cache to answer a query.
ipconfig /flushdns
45. 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.
TTL
push-pull
Point-to-point (p-node)
answer
46. As a name resolution mechanism - LLMNR offers a few important advantages.
Hybrid (h-node)
Group Policy
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
push-pull
47. 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
resolver
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
devolution
primary DNS suffix
48. 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.
cache locking
devolution
push-pull
Hybrid (h-node)
49. 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
push-pull
ipconfig /flushdns
start /w ocsetup DNS-Server-Core-Role /uninstall
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.