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NEST208 Exam-Questions with Correct Answers/ Verified/ Latest 2024/2025
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NEST208 Exam-Questions with Correct Answers/ Verified/ Latest 2024/2025
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NEST208 Exam-Questions with Correct Answers/ Verified/ Latest2024/2025
Which protocol is responsible for resolving a server's name to its IP address?
a ARP
b DNS
c DHCP
d IPv4 - ✔✔b
Using subnet masks that can be configured regardless of the IP address class is known as
Classless Interdomain ______, or CIDR
a Re-broadcast
b Resolution
c Routing
d Repeater - ✔✔c
Which command would you use to release and renew the DHCP address on a machine?
a ipconfig
b dhcp
c arp
d netsh - ✔✔a
Which is the physical layer address that's an integral part of a network interface card?
a IP address
b MAC address
c DHCP address
,d Source address - ✔✔b
Which IP network address expressed in CIDR notation can support a maximum of 1022
hosts?
a) 172.29.128.0/18
b) 192.168.100.64/26
c) 172.16.4.0/22
d) 10.100.44.0/24 - ✔✔c
Which of the following IP addresses will be delivered to all the computers on the local
network?
a) 10.1.240.255/24
b) 175.16.1.1/16
c) 10.1.254.255/16
d) 10.255.150.255/8 - ✔✔a
In a DNS database zone, which resource record consists of a computer name and IPv4
address?
a. CNAME
b. Host (A)
c. Alias
d. SOA - ✔✔b
Which is a DNS server to which other DNS servers and requests targeted for a specific
domain?
a. Authoritative server
,b. Domain forwarder
c. Caching-only server
d. Conditional forwarder - ✔✔d
What is the name of a DNS server that maintains the addresses of other DNS servers within
a top-level domain?
a. Root server
b. Authoritative server
c. Top-level domain server
d. Fully qualified name server - ✔✔c
How many DNS root servers are there in the world?
a. 1
b. 13
c. Hundreds
d. Thousands - ✔✔b
Which record, found in every zone, contains information that identifies the server primarily
responsible for the zone?
a. Host record
b. Canonical Name record
c. Service location record
d. Start of authority record - ✔✔d
What is the output of the following command:
"netsh interface ipv4 add dns Ethernet 192.168.0.4 index=2"
, a. Installs a new dns server with the IP address 192.168.0.4
b. Sets the network connection called Ethernet to use 192.168.0.4 as the DNS server
c. Creates a new Ethernet connection named dns with IP address 192.168.0.4
d. Installs an alternate dns server with the IP address 192.168.0.4 - ✔✔a
Which of the following files contains the root DNS mapping?
a. CacheDNS.xml
b. Cache.dns
c. Cache.txt
d. Cache.xml - ✔✔b
Your organization spans multiple geographical locations. The name resolution is happening
with a single DNS zone for the entire organization. Which of the following is likely to happen
if you continue with the single DNS zone? [Choose all that apply.]
a. Administrative burden
b. Higher security
c. Granular application of policies
d. Centralized management
e. Name resolution traffic goes to the single zone - ✔✔a, d, e
What should you do if you have a single large namespace that caters to multiple branch
offices? [Choose all that apply.]
a. Split it into multiple smaller namespaces
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