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NOS-230 Final Study Guide Questions And Answers With Verified Solutions
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NOS-230 Final Study Guide Questions And Answers With Verified Solutions
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NOS-230 Final Study Guide Questions And AnswersWith Verified Solutions
A valid reverse lookup zone consists of the network ID's octets in reverse order, with what at the end of the name?
a. in-addr.ptr
b. rlz.arpa
c. .arpa
d. in-addr.arpa ANS in-addr.arpa
DNS clients maintain a text file called Hosts that can contain static DNS entries, within what Windows directory is
this file stored?
a. %systemroot%\System32\drivers\etc
b. %systemroot%\dns\etc
c. %systemroot%\System32
d. %systemroot%\drivers ANS %systemroot%\System32\drivers\etc
How should an administrator test the functionality of DNS operation on a domain controller, as well as
troubleshoot issues with DNS forwarders, delegation, dynamic updates, and record registration? This is not about
basic DNS functions.
Select one:
a. Using DNS Manager
b. Using nslookup
c. Using dcdiag /test:dns
d. Using dnscm.exe ANS Using dcdiag /test:dns
In a zone's Properties dialog box, what option is unavailable under Dynamic updates for only standard zones?
Select one:
a. The Nonsecure and secure option
b. The None option
c. Both the Nonsecure and secure and Secure Only options
d. The Secure only option ANS The Secure only option
,The .com, .net, and .edu are all examples of what level of the DNS naming hierarchy?
Select one:
a. Subdomains
b. Stub domains
c. Top-level domain names
d. Second-level domain names ANS Top-level domain names
The default setting for a secondary zone's refresh interval is how many minutes?
Select one:
a. 15 minutes
b. 5 minutes
c. 10 minutes
d. 20 minutes ANS 15 minutes
The FQDN of a name server that has authority over a domain is noted in what type of DNS record?
Select one:
a. PTR
b. MX
c. A
d. NS ANS NS
The responsible person section of an SOA record contains what information?
Select one:
a. The username responsible for the zone
b. The SWIP account details for the zone
c. The name or organization responsible for the zone
d. The email address of the responsible person ANS The email address of the responsible person
What command option for the dnscmd command lists all zones on the server?
Select one:
, a. /enumzones
b. /info
c. /enumrecords
d. /ipvalidate ANS /enumzones
What DNS record type is used for an IPv6 host record?
Select one:
a. MX
b. SRV
c. A
d. AAAA ANS AAAA
What DNS record type is used to resolve a known IP address to a hostname?
Select one:
a. Canonical Name
b. Start of Authority Records
c. Pointer Record
d. Service Location ANS Pointer Record
What option is available on a Host A record to tell the system how long the record should remain in the database
after it was created or last updated?
Select one:
a. Stale record
b. Record time stamp
c. Update time
d. Time to live ANS Time to live
What PowerShell cmdlet can be used to create a new Active Directory integrated primary zone?
Select one:
a. Install-IADPzone
b. Add-DnsServerPrimaryZone
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