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Cis 246 Week 8 Final Exam

  • Date Submitted: 04/03/2016 12:05 AM
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CIS 246 Week 8 Final Exam  
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Question 1.
(TCO 2) The _____ is a specialized United Nations agency that regulates international telecommunications, including radio and TV frequencies, satellite and telephony specifications, networking infrastructure, and tariffs applied to global communications.
IETF
IANA
ISP
ITU
Question 2.
(TCO 12) When using an analog telephone, a VoIP adapter that performs analog-to-digital conversion is known as a(n) _____.
VTA (voice telephone adapter)
ATA (analog telephone adapter)
DTA (digital telephone adapter)
DTA (data telephone adapter)

Question 3.
(TCO 5) At the customer’s demarcation point, either inside or outside the building, T-carrier wire pairs terminate with a _____.
terminal adapter
smart jack
CSU/DSU
switch

Question 4
(TCO 1) _____ is the means through which data is transmitted and received.
Spam
The network adapter
Transmission media
NOS
Question 5.
(TCO 12) _____ messaging is a service that makes several forms of communication available from a single user interface.
Unified
Instant
Diversified
Open

Question 6.
(TCO 12) _____ is the use of one network to simultaneously carry voice, video, and data communications.
Multicasting
Unicasting
Divergence
Convergence

Question 7.
(TCO 5) The portion of the PSTN that connects any residence or business to the nearest CO is known as the _____.
demarcation point
network interface unit (NIU)
local loop
central office

Question 8.
(TCO 2) The top, or seventh, layer of the OSI model is the _____ layer.
application
session
transport
network

Question 9.
(TCO 6) _____ software searches a node for open ports.
Phishing
Sniffing
Authentication
Port scanner

Question 10. Question :
(TCO 6) A program that disguises itself as something useful but actually harms your system is called a _____.
virus
worm
bot
Trojan horse...

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