Information Technology Reference
In-Depth Information
c. host.subdomain.domain.top-level-domain
d. host.domain.top-level-domain.subdomain
3. A DNS server that can't resolve a query from its local data sends a recursive query to a root
server. True or False?
4. A resource record containing an alias for another record is which of the following record
types?
a. A
b. CNAME
c. NS
d. PTR
5. What type of resource record is necessary to get a positive response from the command
nslookup 192.168.100.10?
a. A
b. CNAME
c. NS
d. PTR
6. When a DNS server responds to a query with a list of name servers, what is the response
called?
7. You're scanning the local cache on a DNS client, and you run across the notation ::1. What
does this notation mean?
8. Your company just opened a small branch office where 10 computer users will work. You
have installed a single Windows Server 2008 computer configured as a member server for
basic file and print server needs. Users require DNS for Internet access and access to com-
pany resources. You decide to install DNS on the existing server. Which of the following
types of installations makes the most sense?
a. A primary server hosting a standard zone
b. An Active Directory-integrated zone hosting the zone in which the server is a member
c. A caching-only DNS server
d. A server that's a forwarder
9. You have a DNS server outside your corporate firewall that's a stand-alone Windows Server
2008 server. It hosts a primary zone for your public Internet domain name, which is differ-
ent from your internal Active Directory domain names. You want one or more of your inter-
nal servers to be able to handle DNS queries for your public domain and to serve as a backup
for the primary DNS server outside the firewall. Which configuration should you choose for
internal DNS servers?
a. Configure a standard secondary zone.
b. Configure a standard stub zone.
c. Configure a forwarder to point to the primary DNS server.
d. Configure an Active Directory-integrated stub zone.
10. DNS ServerA forwards a query to ForwarderB, which replies with a “not found” message.
DNS ServerA continues the lookup by querying a root server. True or False?
11. Which of the following is true about a stub zone? (Choose all that apply.)
a.
9
They are authoritative for the zone.
b.
Their records are updated by the primary server automatically.
c.
They can't be Active Directory integrated.
d.
They contain SOA and NS records.
Search WWH ::
Custom Search