REDES II - 3
Quiz
•
Computers
•
KG
•
Hard
José Estrada
Used 11+ times
FREE Resource
Enhance your content in a minute
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es un fenómeno común en las redes telefónicas convencionales y las redes de voz sobre paquetes.
a) Distorsión
b) Basura
c) Eco
d) Retraso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué es la MIC?
a) Modulación de impulsos computarizados
b) Modulación de impulsos codificados
c) Modulación de impulsos centralizados
d) Ninguna de las anteriores
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es el nivel de ruido se expresa y con qué rango de valores.
a) dB entre 0 a 127
b) Hz entre 0 y 127
c) dB entre 64 a 128
d) Hz entre 64 a 128
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se transmite la información espectral?
a) Coeficientes de ruido
b) Coeficientes de reflexión
c) Coeficientes de potencia
d) Ninguna de las anteriores
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Clasifica la señal de entrada en señal vocal activa y señal de boca inactiva.
a) CNG
b) VAD
c) DTX
d) Ninguna de las anteriores
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determina la frecuencia de la transmisión de tramas SID durante los periodos de señal inactiva.
a) CNG
b) VAD
c) DTX
d) Ninguna de las anteriores
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es un factor en la exactitud de la estimación espectral, depende del ruido ambiente presente y del ancho de banda de la señal.
a) CNG
b) VAD
c) DTX
d) Ninguna de las anteriores
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