ITN 260 Final Exam Questions With 100% Verified Answers.
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Course
ITN 260
Institution
ITN 260
ITN 260 Final Exam Questions With 100%
Verified Answers.
True 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. - answerFalse
True or False:
TCP/IP uses it own Five-layer arc...
ITN 260 Final Exam Questions With 100%
Verified Answers.
True 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.
Bluesnarfing - answer✔An attack that accesses unauthorized information from a wireless device
through a Bluetooth connection.
Bluetooth - answer✔A wireless technology that uses short-range radio frequency (RF)
transmissions
and provides rapid ad hoc device pairings.
Captive portal AP - answer✔An infrastructure that is used on public access WLANs to provide a
higher degree of security.
Challenge-Handshake Authentication Protocol (CHAP) - answer✔A weak authentication
protocol that has been replaced by the Extensible Authentication Protocol (EAP).
Counter Mode with Cipher Block Chaining Message Authentication Code Protocol (CCMP) -
answer✔The encryption protocol used for WPA2 that specifies the use of a general-purpose
cipher mode algorithm providing data privacy with AES.
Evil twin - answer✔An AP set up by an attacker to mimic an authorized AP and capture
transmissions, so a user's device will unknowingly connect to this evil twin instead of the
authorized AP.
Extensible Authentication Protocol (EAP) - answer✔A framework for transporting
authentication
protocols that defines the format of the messages.
Initialization vector (IV) - answer✔A 24-bit value used in WEP that changes each time a packet
is encrypted.
Lightweight EAP (LEAP) - answer✔A proprietary EAP method developed by Cisco Systems
requiring mutual authentication used for WLAN encryption using Cisco client software.
Media Access Control (MAC) address filtering - answer✔A method for controlling access to a
WLAN based on the device's MAC address.
Near field communication (NFC) - answer✔A set of standards primarily for smartphones and
smart cards that can be used to establish communication between devices in close proximity.
Password Authentication Protocol (PAP) - answer✔A weak authentication protocol that has been
replaced by the Extensible Authentication Protocol (EAP).
Preshared key (PSK) - answer✔The authentication model used in WPA that requires a secret key
value to be entered into the AP and all wireless devices prior to communicating.
Protected EAP (PEAP) - answer✔An EAP method designed to simplify the deployment of
802.1x by using Microsoft Windows logins and passwords.
RF jamming - answer✔Intentionally flooding the radio frequency (RF) spectrum with extraneous
RF signal "noise" that creates interference and prevents communications from occurring.
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