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Free download in PDF DNS Objective Type Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
21
A DNS client is called _________
A
DNS updater
B
DNS resolver
C
DNS handler
D
None of the above
View Answer
22
Servers handle requests for other domains _______
A
by contacting remote DNS server
B
directly
C
it is not possible
D
None of the above
View Answer
Answer: by contacting remote DNS server
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23
DNS database contains _______
A
hostname aliases
B
name server records
C
hostname-to-address records
D
all of the mentioned
View Answer
Answer: all of the mentioned
24
If a server has no clue about where to find the address for a hostname then _______
A
server asks to the root server
B
request is not processed
C
server asks to its adjcent server
D
none of the mentioned
View Answer
Answer: server asks to the root server
25
Wildcard domain names start with label _______
View Answer
26
The domain name system is maintained by _______
A
distributed database system
B
a single server
C
a single computer
D
none of the mentioned
View Answer
Answer: distributed database system
27
Which one of the following is not true?
A
multiple hostnames may correspond to a single IP address
B
a single hostname may correspond to many IP addresses
C
a single hostname may correspond to a single IP address
D
none of the mentioned
View Answer
Answer: a single hostname may correspond to a single IP address
28
What is the name of the file, where we define our parent domain, or domain above us (in Linux Ubuntu)?
A
/etc/bind/named.conf.options
B
/etc/bind/named.conf.local
C
/etc/bind/named
D
/etc/bind/named.conf
View Answer
Answer: /etc/bind/named.conf.options
29
What is the setting to tell the secondary DNS, that there was a change in primary DNS that has to be updated?
A
serial
B
expiry
C
refresh
D
retry
View Answer
30
When monitoring a DNS server, which type of test sends a query to other name servers for resolution?
A
Recursive query
B
Forward lookup query
C
Simple query
D
Iterative query
View Answer
31
Under which of the following circumstances could you use Windows 98 clients in a dynamic update situation?
A
Legacy clients cannot be supported by dynamic update.
B
When the Enable Updates For DNS Clients That Do Not Support Dynamic Updates option is enabled on the DHCP server.
C
When the Allow Dynamic Updates? option is set to Yes on the DNS server.
D
When the Only Secure Updates option is enabled on the DNS server.
View Answer
Answer: Legacy clients cannot be supported by dynamic update.
32
Which of the following elements is required to successfully install and configure DNS?
A
Static IP address
B
Active Directory
C
DHCP
D
Windows 2000 clients
View Answer
Answer: Static IP address
33
Which of the following DC resource record types would you look for if trying to troubleshoot workstations not being able to log on to a domain? [Check all correct answers]
View Answer
34
As of ________, it was the fourth most popular DNS server (counting BIND version 9 separately from versions 8 and 4) for the publication of DNS data.
A
2004
B
2003
C
2006
D
None of the above
View Answer
35
DNS data can be stored either in master files (also known as zone files) or in the ________ database itself.
A
Active Directory
B
DirectX
C
Microsoft Windows
D
Internet Explorer
View Answer
36
________ and various versions of Unix have a generalized name resolver layer.
A
Linux distribution
B
Linux adoption
C
Desktop Linux
D
Live USB
View Answer
Answer: Linux distribution
37
Microsoft’s DNS server can be administered using either a graphical user interface, the “DNS Management Console”, or a ________, the dnscmd utility.
A
Unix
B
Command-line interface
C
Windows PowerShell
D
Command-line interpreter
View Answer
Answer: Command-line interface
38
The DNS Client service itself communicates with DNS servers, and ________ the results that it receives.
A
Cache
B
Operating system
C
CPU cache
D
Computer data Storage
View Answer
39
What is the keyword used to define a domain alias?
View Answer
40
What is the name of the file, where we define our domain (in Linux Ubuntu)?
A
/etc/bind/named.conf.local
B
/etc/bind/named.conf
C
/etc/bind/named
D
/etc/bind/named.conf.options
View Answer
Answer: /etc/bind/named.conf.local
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