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