DeVry NETW590 Wk 1 Quiz latest 2016 September

Question 1. Question :

(TCO A) In the context of the PSTN, routing _____.

is required for calls covering long distances and multiple switches

Both A and C

effectively creates a dedicated circuit

is an index or table

Question 2. Question :

(TCO A) Time Division Multiplexing (TDM) _____.

is the means by which calls are carried on trunks

uses multiple frames

enables simultaneous calls on a single physical connection

All of the above

Question 3. Question :

(TCO B) In a VoIP system, voice is _____.

digitized

analog

packetized

Both A and C

Question 4. Question :

(TCO B) Address discovery refers to _____.

a reverse phone directory look-up

determining the destination of the call after initiation

recording the sending address after the call is terminated

the national phone number database

Question 5. Question :

(TCO A) Briefly describe SS7 in terms of what it does, and its major characteristics.

Question 6. Question :

(TCO B) What is the purpose of a VoIP gateway?