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TEST BORRADO, QUIZÁS LE INTERESETELECOM-3

COMENTARIOS ESTADÍSTICAS RÉCORDS
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Título del test:
TELECOM-3

Descripción:
redes telecom3

Autor:
chacong
(Otros tests del mismo autor)

Fecha de Creación:
25/07/2019

Categoría:
Informática

Número preguntas: 9
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Temario:
Duplex frequency means: the difference between the uplink and downlink frequency pair twice the uplink or downlink frequency band. .
The modulation scheme used in GSM is predominantly based on phase modulation frequency modulation.
Which of the following are dedicated channels? SDCCH, TCH, SACCH BCCH, SDCCH, SACCH.
The function of the AGCH is to: inform the mobile station of a dedicated signalling channel. transmit adaptive frame alignment information to the mobile station.
Short message service is transmitted in: both the SDCCH and the SACCH neither the SDCCH nor the SACCH.
Information about the frequency hopping sequence can be found in the: FCCH BCCH.
Inter symbol interference is caused by: reflection interleaving.
Frequency hopping: eliminates the problem of inter symbol interference spreads the problem of fading dips to many mobile stations.
Speech transcoding from 13 to 64 Kbits/s and vice versa is done by a transcoder between which two points? The BSC and the MSC at the MSC site The BTS and the BSC at the BTS site.
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