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