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