Communication Systems A cordless telephone using separate frequencies for transmission in base and portable units is known as Duplex arrangement Half duplex arrangement Neither A nor B Either A or B Duplex arrangement Half duplex arrangement Neither A nor B Either A or B ANSWER DOWNLOAD EXAMIANS APP
Communication Systems If sampling is done at the rate of 10 kHz. The bandwidth required is 35 kHz 70 kHz 1280 kHz 10 kHz 35 kHz 70 kHz 1280 kHz 10 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is a digital modulation technique? All DM PSK PCM All DM PSK PCM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A zero mean white Gaussian noise is passed through an ideal low pass filter of bandwidth 10 kHz. The output of the samples so obtained would be Orthogonal Statistically independent Uncorrelated Correlated Orthogonal Statistically independent Uncorrelated Correlated ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A modem is classified as low speed if data rate handled is Upto 400 bps Upto 250 bps Upto 600 bps Upto 100 bps Upto 400 bps Upto 250 bps Upto 600 bps Upto 100 bps ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The direction of rotation of a CD is Clockwise or anticlockwise depending on frequency of data stored Anticlockwise Clockwise Mostly anticlockwise but some times clockwise Clockwise or anticlockwise depending on frequency of data stored Anticlockwise Clockwise Mostly anticlockwise but some times clockwise ANSWER DOWNLOAD EXAMIANS APP
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