Q.1
##### 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
• 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