c. teletypewriter, sound, data, and television.
d. voice, telegraph, teletypewriter, and facsimile.
6. The primary function of any communication system is to accurately transfer
a. words.
c. pictures.
b. voice.
d. information.
7. Communication between two parties is considered to be complete when the
a. receiving party acknowledges understanding of the message content.
b. receiving party acknowledges receipt of the message.
c. receiving operator records the message.
d. sending operator sends the message.
8. You can make yourself better understood over a telephone by controlling certain characteristics of your
voice. The principal voice characteristics you can control that have a bearing on this understanding are
a. loudness and pitch.
b. pitch and geographical speech patterns.
c. nasal sounds and letter pronunciation.
d. geographical speech patterns and nasal sounds.
9. Assume that you are choosing code words for telephone station identification from a list including the
following: MANNER, SISTER, DOGWOOD, and DANGER. The code word that will be most affected by loss
of high frequencies on the telephone circuit is
a. DANGER.
c. MANNER.
b. SISTER.
d. DOGWOOD.
10. An electromechanical device is needed at the sending end of an electrical communication system because
it must
a. convert information into electrical current variations.
b. convert electrical current variations to mechanical motion.
c. provide an electrical transmission path to the distant station.
d. convey the electrical variations to the distant point without altering the signal characteristics.
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