exam1 - - One of the following is not an advantage of a...

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-One of the following is not an advantage of a cellular telephone system.a. privacyb. large service areac. no interferenced. mobilityans: b-
Communication is the process of
-A key barrier in communications-
Electronics Communication was discovered in what century?
-Which of the following is not a major communications medium?a. Free Spaceb. Waterc. Wiresd. Fiber Optics Cableans: b-
Random interference to transmitted signals is called-
The communications medium causes the signal to be
Which of the following is not a source of noise?-
One - way communications is calleda. Half Duplexb. Full Duplexc. Monocommd. Simplexans: d-
Simultaneoues two-way communications is called
-The original electrical information signal to be transmitted is called
The process of modifying a high frequency carrier with the information to betransmitted is called-
The process of transmitting two or more information signals simultaneouslyover the same channel is calleda. Multiplexingb. Telemetryc. Detectiond. Modulationans: a-
Continuous voice or video signals are referred to as being
-Recovering information from a carrier is known as-
Transmission of graphical information over the telephone network isaccomplished by-
Measuring physical conditions at some remote location and transmitting thisdata for analysis is the process ofa. Telemetryb. Instrumentationc. Modulationd. Multiplexingans: a-
Receiving electromagnetic emissions from stars is called
d. Space Surveillanceans: c-A personnal communication hobby for individual isans: a
-Radar is based upon-
A frequency of 27 MHz has a wavelength of approximatelya. 11mb. 27mc. 30md. 81mans: a
-The voice freqency range is-
Another name for signal in the HF range is-
Television broadcasting ocurs in which ranges?

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Term
Fall
Professor
N/A
Tags
class a, Half Duplex, d sidebands

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