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