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Test your basic knowledge |
MCTS: Configuring Name Resolution
Start Test
Study First
Subjects
:
certifications
,
mcts
,
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. If a computer needs to resolve a DNS name - what is the first method it attempts to use?
dnscmd /Config /CacheLockingPercent <percent>
locally hosted database
Mixed (m-node)
A computer first checks the resolver cache to answer a query.
2. By default - Windows clients are configured as ______ nodes.
start /w ocsetup DNS-Server-Core-Role /uninstall
hybrid
installinh a caching-only DNS server
Mixed (m-node)
3. 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.
dnscmd /Config /SocketPoolSize <value>
devolution level
start /w ocsetup DNS-Server-Core-Role
domain suffix search list
4. 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.
Caching-only
LLMNR
TTL
register its address in DNS
5. To clear the DNS client cache - you can type ______ at the command prompt.
Recursion
locally hosted database
ipconfig /flushdns
secure dynamic updates
6. 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.
start /w ocsetup DNS-Server-Core-Role
006 DNS
Lmhosts
start /w ocsetup DNS-Server-Core-Role /uninstall
7. 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.
disable LLMNR
cache locking
Group Policy
Iteration
8. 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
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
Hosts - Lmhosts
devolution
Ipconfig /registerdns
9. _____ refers to the process of making repeated queries to different DNS servers to resolve a name.
connection-specific
A computer first checks the resolver cache to answer a query.
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
Iteration
10. ______ servers do not host any zones and are not authoritative for any particular domain.
Mixed (m-node)
Caching-only
devolution
cache locking
11. By default - a client with a domain name assigned by DHCP (and not Active Directory membership) cannot ____________.
Network Discovery
socket pooling
recursion
register its address in DNS
12. Whenever you add an entry to the ______ file - that entry is immediately loaded into the DNS resolver cache.
Hosts
recursion
A computer first checks the resolver cache to answer a query.
start /w ocsetup DNS-Server-Core-Role /uninstall
13. 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
Mixed (m-node)
Point-to-point (p-node)
push-pull
TTL
14. Using ______ - a DNS server can query other DNS servers on behalf of the requesting client in order to resolve an FQDN.
Group Policy
Lmhosts
recursion
Resource records
15. This NetBIOS node type uses broadcasts first (b-node) and then uses WINS queries (p-node) if broadcasts are not successful.
dnscmd /Config /CacheLockingPercent <percent>
Mixed (m-node)
push-pull
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
16. The ______ file helps resolve host names to IP addresses - and the ______ file helps resolve NetBIOS names to IP addresses.
Recursion
disable LLMNR
Hosts - Lmhosts
Ipconfig /registerdns
17. A DNS ______ is a service that uses the DNS protocol to query for information from DNS servers.
locally hosted database
resolver
Hosts - Lmhosts
Ipconfig /registerdns
18. When a DNS server receives a query - how does it first attempt to resolve the name?
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
ipconfig /flushdns
Lmhosts
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
19. 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:
Iteration
resolver
connection-specific
start /w ocsetup DNS-Server-Core-Role
20. DNS ______ is a new feature in Win Server 2008 R2 that randomizes the source port from which DNS servers perform queries.
socket pooling
domain suffix search list
Lmhosts
hybrid
21. 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.
Mixed (m-node)
register its address in DNS
015 DNS
answer
22. You can ___________ for many computers at a time by using Group Policy.
disable LLMNR
hybrid
Resource records
dnscmd /Config /SocketPoolSize <value>
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.
Point-to-point (p-node)
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
connection-specific
24. A DNS ______ is a contiguous portion of a namespace for which a server is authoritative.
push-pull
zone
devolution level
dnscmd /Config /CacheLockingPercent <percent>
25. ______ are DNS database entries that are used to answer DNS client queries.
locally hosted database
disable LLMNR
006 DNS
Resource records
26. 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.
Caching-only
Ipconfig /registerdns
Hosts
TTL
27. 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
authoritative
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
locally hosted database
28. This NetBIOS node type uses point-to-point communications with a WINS server to resolve names.
primary DNS suffix
register its address in DNS
Point-to-point (p-node)
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
29. To view the DNS client cache - type ______ at a command prompt.
authoritative
secure dynamic updates
resolver
ipconfig /displaydns
30. 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.
Recursion
locally hosted database
push-pull
installinh a caching-only DNS server
31. 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.
A computer first checks the resolver cache to answer a query.
Iteration
disable LLMNR
32. 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.
dnscmd /Config /CacheLockingPercent <percent>
A computer first checks the resolver cache to answer a query.
006 DNS
dnscmd /Config /SocketPoolSize <value>
33. For all host records - you can attempt to force a registration in DNS by typing the command ______ at an elevated command prompt.
Ipconfig /registerdns
secure dynamic updates
If a DNS server cannot resolve a query by using zone data - it attempts to answer the query by using cached information.
Lmhosts
34. As a name resolution mechanism - LLMNR offers a few important advantages.
locally hosted database
LLMNR
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
Iteration
35. Win Server 2008 R2 networks include no fewer than three name resolution systems: ______.
Point-to-point (p-node)
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.
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
36. 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:
secure dynamic updates
start /w ocsetup DNS-Server-Core-Role /uninstall
installinh a caching-only DNS server
devolution level
37. Zone files contain the data for the zones for which a server is ______.
authoritative
installinh a caching-only DNS server
connection-specific
dnscmd /Config /SocketPoolSize <value>
38. To configure DNS cache locking - type the following command at an elevated command prompt on a DNS server running Win Server 2008 R2:
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
Caching-only
Resource records
dnscmd /Config /CacheLockingPercent <percent>
39. From a DHCP server - the connection-specific suffix is assigned through the ______ Domain Name option.
Mixed (m-node)
015 DNS
installinh a caching-only DNS server
hybrid
40. 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.
Lmhosts
recursion
Point-to-point (p-node)
Network Discovery
41. 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
dnscmd /Config /SocketPoolSize <value>
Hybrid (h-node)
Ipconfig /registerdns
Resource records
42. 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.
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
Lmhosts
Caching-only
006 DNS
43. 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:
Caching-only
Point-to-point (p-node)
ipconfig /displaydns
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
44. A ______ is the number of tags left in a domain name to serve as a limit or stopping point for parent domain searching.
A DNS server first attempts to resolve a query by using resource records stored in a locally configured zone.
start /w ocsetup DNS-Server-Core-Role /uninstall
devolution level
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
45. 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.
Recursion
secure dynamic updates
DNS - Link Local Multicast Name Resolution (LLMNR) - and NetBIOS
Ipconfig /registerdns
46. A server is authoritative for a domain when that server relies on ______ data to answer queries about hosts within a given domain.
Lmhosts
locally hosted database
domain suffix search list
authoritative
47. You can use ______ to force computers on a network to register connection-specific DNS names.
Group Policy
primary DNS suffix
register its address in DNS
Mixed (m-node)
48. 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
authoritative
1. Broadcast (b-node) 2. Point-to-point (p-node) 3. Mixed (m-node) 4. Hybrid (h-node)
Hosts - Lmhosts
49. ______ in DNS refers to the process of a DNS server querying other DNS servers on behalf of an original querying client.
installinh a caching-only DNS server
push-pull
Resource records
Recursion