COM 2400 Final Exam- WMU Certification Review Exam Questions With Well Defined Answers.
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Course
BUSI 2400
Institution
BUSI 2400
Definition of Communication - correct answer Communication at a distance
Telecom in Pre-Electricity - correct answer Pony express, drums, smoke signals, semaphore flags
Shannon-Weaver Model - correct answer ...
Shannon-Weaver Model - correct answer Message from a sender is encoded into a
medium and the encoded message is sent out through a channel to a receiver
Telegraph - correct answer Distance writer
Telegraph speed - correct answer Speed of light, 186,000
How the telegraph works - correct answer Wire between two places, broke up a
stady flow of electronic current in different sequences by pressing down a lever
Morse Code - correct answer Dots and dashes, used for telegraph
Telegraph Inventor - correct answer Samuel Morse
Needle Telegraph - correct answer needle points to letters, created by Charles
Wheatstone and William cooke
First Telegraph Network - correct answer First telegraph between Baltimore and DC
Importance of networks - correct answer Devices are worthless without being
connected to other devices
,Western Union - correct answer Founded in 1851, monopoly over telegraph
Submarine Telegraph - correct answer Wires under ocean, using Gutt Percha sap to
insulate wires, Promoted by Great Britain to connect to colonies
Atlantic Cable - correct answer Cyrus Field- Us to Europe in 1866
Wire Services - correct answer New agencies, wire news to smaller local
newspapers
How a Telephone Works - correct answer Sound energy from the human voice is
converted into a corresponding electric current. Electric current travels through the wires, than is
converted back into sound on the other end
Telephone System - correct answer Each subscriber connected to a central
switchboard, telephone operators mans that switchboard to connect people to one another
Common Carrier - correct answer Service is provided to the public on a
nondiscriminatory basis
Telephone Inventors - correct answer Alexander Graham Bell and Thomas Watson;
Elisha Gray worked on a similar invention
Gardiner Green Hubbard - correct answer Funded Alexander Bell- went to patent
office to register the invention an hour before Elisha Gray did
Western Union & Telephone - correct answer Bell and Hubbard wanted to sell
invention to Western Union, but they refused. Later they tried to use Elisha Gray's invention and were
sued by Bell.
, Western Electric - correct answer AT&T's manufacturing company
Bell Telephone Labs - correct answer Research and development for AT&T
AT&T Founding - correct answer Started as a long-distance service for Bell
Telephone Company- AT&T became the major company in 1901
Telephone Monopoly - correct answer AT&T held a monopoly over telephones by
buying out other companies and refusing to connect
Theodore Vail and Universal Service - correct answer Head of AT&T in 1907,
believed telephone should be one system, one policy, universal service
Break up of AT&T 1913 - correct answer 1913, company went to court told to stop
anti-competitive pratices
Modified Final Judgement 1984 - correct answer AT&T in court again, all telephone
services were separated into local or long distance, AT&T forced to keep just long distance and divulge
Baby Bells
Regional Bell Operating Companies - correct answer Baby bells, 22 regional
companies, broken up into independent companies after the modified final judgement
Telephone Business after 1996 - correct answer No longer a distinction between
local and long distance, Cellphone and internet based telephone become popular and broke off landline
telephone markets
Scientist who devleoped Electromagnetic Waves - correct answer Heinrich Herts
proves existence, James Maxwell theorized it
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