The term ___________ is used when referring to the frequency content of a signal.
a) angular momentum
b) spectrum
c) scope
d) bandwidth
Q.2.
The process of obtaining the spectrum of a given signal using the basic mathematical tools is known as _______________
a) time domain analysis
b) mathematical analysis
c) spectral analysis
d) pseudo analysis
Q.3.
Most biomedical signals of practical interest can be decomposed into a sum of sinusoidal signal components. For the class of periodic signals, such a decomposition is called a _______ series.
a) fourier
b) discontinuous
c) continuous
d) frequency
Q.4.
Most biomedical signals of practical interest can be decomposed into a sum of sinusoidal signal components. For the class of finite energy signals, the decomposition is called the ____________
a) Fourier series
b) Fourier transform
c) Laplace transform
d) Laplace series
Q.5.
The ratio of response to a stimulus is called the transfer function.
a) True
b) False
Q.6.
Each component in the FFT series can then be represented as A cos (wt) + iB sin (f) where ______________
a) A = The phase angle of the component
b) f = An FFT coefficient
c) t = temperature
d) w = Angular frequency of the component
Q.7.
Which of the following transform is best suited for spatial filtering, edge detection, feature extraction, data compression, pattern recognition, speech recognition, image compression and texture analysis?
a) wavelet transform
b) laplace transform
c) fourier transform
d) short time fourier transform
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