CIS 246 week_8 final exam
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Time Spent: 21 min , 37 secs
Points Received: 115 / 145 (79.3%)
Question Type: # Of Questions: # Correct:
Multiple Choice 18 16
Short 2 N/A
Essay 2 N/A
Grade Details - All Questions
Page: 1 2
Question 1. Question :
(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
Question 2. Question :
(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. Question :
(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. Question :
(TCO 1) _____ is the means through which data is transmitted and received.
Question 5. Question :
(TCO 12) _____ messaging is a service that makes several forms of communication available from a single user interface.
Question 6. Question :
(TCO 12) _____ is the use of one network to simultaneously carry voice, video, and data communications.
Question 7. Question :
(TCO 5) The portion of the PSTN that connects any residence or business to the nearest CO is known as the _____.
Question 8. Question :
(TCO 2) The top, or seventh, layer of the OSI model is the _____ layer.
Question 9. Question :
(TCO 6) _____ software searches a node for open ports.
Question 10. Question :
(TCO 6) A program that disguises itself as something useful but actually...