Embedded Systems Quiz

What is the set of values that a sensor can measure?

• Noise

• Dynamic range

• Range

• Quantization

Which type of sensor distortion function can be modeled as additive noise?

• Noise

• Harmonic distortion

• Quantization

• Sampling

What is the smallest absolute difference between two values of a physical quantity whose sensor readings are different?

• Dynamic range

• Noise

• Quantization

• Precision

What is the ratio used to measure the dynamic range of a digital sensor?

• 20log10(H-L/p)

• 20log10(p/H-L)

• 20log10(H-L)

• 20log10(H-L/p)

What is the purpose of quantization in a digital sensor?

• Reducing noise

• Representing real numbers

• Increasing precision

• Sampling physical quantities

Which type of sensor distortion occurs when the sensitivity depends on the magnitude of the signal?

• Noise

• Quantization

• Dynamic range

• Harmonic distortion

What is the effect of noise in a signal?

• Improves accuracy

• Reduces sensitivity

• Distorts the signal

• Increases precision

What is the function of uniform sampling in a digital sensor?

• Increasing precision

• Modeling noise

• Sampling physical quantities

• Representing real numbers

Which type of sensor can be less responsive to high sound than low sound due to harmonic distortion?

• Tilt sensor

• Rotation sensor

• Position sensor

• Sound sensor

What is the proportionality constant that represents the sensitivity of sensors in an affine function?

• a

• b

• Dynamic range

• Quantization