Systems Architecture
7th Edition
ISBN: 9781305080195
Author: Stephen D. Burd
Publisher: Cengage Learning
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Chapter 8, Problem 22VE
Program Description Answer
Amplitude is defined as the measure of peak signal strength.
Hence, the correct answer is “Amplitude”.
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________ is a type of transmission impairment in which the signal loses strength due to the different propagation speeds of each frequency that makes up the signal.
a.
Attenuation
b.
Distortion
c.
Noise
d.
Decibel
___________ is a type of transmission impairment in which the SIgnal looses strength due to The resistance of the transmission medium.
a.
Attenuation
b.
Distortion
c.
Noise
d.
Decible
Error detection and error correction coding techniques can be applied to analog signals to minimize the effects of noise.
Select one:
O True
O False
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- An FM modulated signal has the formu(t)= 50 cos(pi107 t + 2 cos(4000pi t))Determine1. the average transmitted power2. the peak-phase deviation3. the peak-frequency deviation4. the bandwidth of the FM modulated signalarrow_forwardQuestion 6 is a type of transmission impairment in which the signal loses strength due to the resistance of the transmission medium. Attenuation distortion decibel noisearrow_forwardIn ________, the amplitude of the carrier signal is varied to create signal elements. Both frequency and phase remain constant. a. ASK b. PSK c. FSK d. QAMarrow_forward
- 1)___________ is a process of translation of the baseband message signal to bandpass signal. Demodulation Amplification Modulation Coding 2)Companding process in PCM System is implemented by using ________ unit followed by ________ unit. Logarithmic; sampler Logarithmic; non-uniform quantizer logarithmic; uniform quantizer uniform quantizer; Logarithmic 3) Which multiplexing technique shifts each signal to a different carrier frequency? FDM TDM WDM 4) Attenuation in a channel causes changes in the shape of the transmitted signal. TRUE FALSE 5)The code 11001111 is received in a simple odd parity check coding system, the message is then received . NOTE: choose either (free of error), or (with error).arrow_forwardPulse code modulation is a method used by codes to transform an analog signal to a digital bit stream.arrow_forwardDescribe the factors (metrics) that are used to assess the performance of the below-mentioned signaling (encoding) techniques. Unipolar signaling Return to zero (RZ) signalling Non return to zero (NRZ) signalling Manchester encoding Amplitude Modulation (AM) Frequency Modulation (FM) Phase Modulation (PM) .arrow_forward
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