Exam (elaborations)
ITN 260 Final Exam Solution
- Course
- ITN 260
- Institution
- Northern Virginia Community College - Annandale
ITN 260 Final Exam Solution
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ITN 260 Final Exam SolutionTrue or False:
TCP is responsible for addressing packets and sending them on the correct route to the destination ,
while IP is responsible for reliable packet transmission. Answer: False
True or False:
TCP/IP uses it own Five-layer architecture that includes Network Interface, Internet, Control, Transport,
and Application Answer: False
True or False:
IEEE 802.1x is commonly used on wireless networks Answer: True
True or False:
IP telephony and Voice over IP (VoIP) are identical Answer: False
True or False:
Despite its promise to dramatically impact IT, cloud computing raises significant security concerns
Answer: True
What protocol suite below is the most commonly used protocol for local area network (LAN)
communication Answer: TCP/IP
At what level of the OSI model does the IP protocol function Answer: Network Layer
,Which layer of the OSI model contains TCP protocol, which is used for establishing connections and
reliable data transport between devices Answer: Transport Layer
The capability for devices to exchange low-level control messages is provided by what protocol below?
Answer: ICMP
When using SNMPv1 or SNMPv2,what piece of information is needed to view information form an
agent? Answer: community string
Select below the TCP/IP protocol that resolves a symbolic name to its corresponding IP address using a
database consisting of an organized hierarchy tree Answer: DNS
DNS poisoning can be prevented using the latest edition of what software below? Answer: BIND
An administrator needs to examine FTP commands being passed to a server, what pro should the
administrator be monitoring?1 Answer: 21
What device operates at the Network Layer (layer 3) of the OSI model and forwards packets across
computer networks Answer: router
The deployment of this technology below can be used as a defense against DoS and DDoS SYN flood
attacks: Answer: flood guard
Broadcast storms can be prevented by using loop prevention technology. which item be used to help
prevent loops Answer: 802.1d
How can a network pf physical devices be grouped into logical units, regardless of what network
switches they may be connected to? Answer: VLAN
, Port-based authentication,in which users are authenticated on a per-switch pro basis, is a function of
what standard below? Answer: IEEE 802.1x
Which of th three Cloud computing service models allows a customer to access software provided by a
vendor using a web browser, without any installation, configuration, upgrading, or management from
the user? Answer: Cloud Software as a Service
When setting up a server virtualization environment, what component below manages the ritual
machine operation systems and supports one or more guest systems Answer: hypervisor
In what type of cloud computing does the customer have the highest level of control? Answer:
Cloud Infrastructure as a Service
What MAC limiting configuration setting allows for MAC addresses to be automatically learned and
stored along with any addresses that were learned prior to using the configuration setting Answer:
Dynamic
Which of the following is not a benefit that can be provided by using IP telephony Answer:
Decreased network utilization
What is the term used for a device that requests permission form an authenticator to join a network
Answer: supplicant
What transport protocol is used by windows operating systems to allow applications of separate
computer to communicate over LAN Answer: NetBIOS
Bluejacking Answer: An attack that sends unsolicited messages to Bluetooth-enabled devices.
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