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