A) Frequency B) Wave length C) Peak amplitude D) Time
A) Baud rate B) Bps C) Bit rate D) Digital signal
A) Harmonic B) Waveforms C) Composite signal D) No answer
A) 5 gigabits B) 5 terabits C) 5 petabits
A) Diode B) Composite signals C) Transistor
A) Phase B) Power C) Bandwidth D) Time
A) 3.96MHz B) 396kHz C) 360MHz
A) Attenuation B) Crosstalk C) Capture effect
A) Ics B) Composite signal C) Diode
A) Input transducer B) Output transducer C) Encoder
A) Phase B) No answer C) Wavelength
A) Periodic and continuous B) Kapagod yan C) Periodic and discrete
A) Channel B) Sender C) User
A) Electronics B) Physics C) Biometrics
A) Oscilloscope B) Amplifier C) Transponder
A) Transducer B) Amplifier C) ICs
A) Bahala ka B) Digital modulation C) Analog modulation
A) Throughout B) No C) Yes
A) Both? B) Increases C) Decreases
A) 5000bits B) 50bits C) 500bits
A) ASK B) PSK C) Choose wisely
A) Bahala ka B) Analog modulation C) Digital modulation
A) Throughout B) Frequent C) Period
A) Sine wave B) Digital signal C) Frequency
A) Distortion B) Reflection C) Noise
A) Distortion B) Decibel C) Crosstalk
A) Wavelength B) Peak amplitude C) Phase
A) Amplifier B) Transducer C) Channel
A) 0.000002 seconds B) 0.000002 milliseconds C) 0.002 seconds
A) 0.01 seconds B) 0.01 milliseconds C) 0.001 seconds
A) inverting amplifier B) voltage follower C) differential amplifier D) non-inverting amplifier
A) Fourier theorem B) Nyquist theorem C) Ohm's law D) Kirchhoff's theorem
A) large number of comparators required B) high quantization error C) slow operation D) low accuracy
A) analog-to-digital Conversion B) demodulation C) digital-to-analog Conversion D) modulation
A) sampling the signal in time B) converting each sample into discrete amplitude levels C) encoding binary data D) filtering the analog signal
A) differential amplifier B) comparator C) summing amplifier D) integrator
A) low cost B) low power consumption C) very high speed D) simplicity
A) remove high-frequency noise B) hold the input signal constant during conversion C) generate clock pulses D) remove high-frequency noise
A) sampling only at zero crossings B) counting clock pulses during conversion C) comparing input voltage with reference voltages step-by-step D) integrating input voltage over time
A) resolution speed B) output current C) sampling frequency D) quantization error
A) filtering unwanted frequencies B) taking discrete time samples of a continuous signal C) converting binary to decimal D) dividing the signal into equal voltage levels
A) zero input impedance and infinite output impedance B) infinite input impedance and zero output impedance C) both input and output impedances are infinite D) both input and output impedances are zero
A) non-inverting input B) output terminal C) ground terminal D) inverting input
A) current form B) sinusoidal waveform C) binary form D) analog voltage
A) the positive output voltage B) the feedback terminal C) the positive supply voltage D) the non-inverting input terminal
A) one B) Zero C) very high D) very small
A) increase input impedance B) reduce distortion and stabilize gain C) increase gain D) reduce bandwidth
A) sampling frequency error B) difference between actual and quantized value C) ratio of signal to noise D) sum of all sampled values
A) half the signal frequency B) equal to the signal frequency C) twice the highest signal frequency D) four times the signal frequency
A) encoding B) quantization C) sampling D) filtering |