CSE :: Networking
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Telecommunications networks come in a wide range of speed and capacity capabilities. Select the best fit for answer:
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Which of the following statements is correct?
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A modem is connected in between a telephone line and a
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What frequency range is used for TV transmission and low power microwave applications?
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Which of the following statement is correct?
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We can receive data either through our television aerial or down our telephone lines and display this data on our television screen. What is the general name given to this process?
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ASK, PSK, FSK, and QAM are examples of _____ encoding.
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The data-link layer, in reference to the OSI model, specifies
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What function does a serial interface perform in data communication?
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You need to determine whether IP information has been assigned to your Windows NT. Which utility should you use?
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A.
characteristic of the hub architecture of ARC-net is alternative routing.
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B.
characteristic of LAN is unlimited expansion
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C.
characteristic of LAN is low cost access for low bandwidth channels
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D.
characteristic of the hub architecture of ARC-net is directionalized transmission
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E.
None of the above
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A.
Satellite transponders use a higher frequency for reception of radiation from earth stations and lower frequency for transmission to earth stations.
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B.
Satellite transponders contain a device that echos the radiation without change from one point on earth to another
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C.
Satellite transponder contain devices that transform the message sent from one location on earth to a different code for transmission to another location
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D.
satellite transponders us lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations
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E.
None of the above
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