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