Signals & Systems Test Questions


Q.  Recursive Systems are basically characterized by the dependency of its output on _______

a. Present input
b. Past input
c. Previous outputs
d. All of the above


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  What is the nature of Fourier representation of a discrete & aperiodic signal?
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MCQs:  A Laplace Transform exists when ______ A. The function is piece-wise continuous B. The function is of exponential order C. The function is piecewise discrete D. The function is of differential order
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MCQs:  Where is the ROC defined or specified for the signals containing causal as well as anti-causal terms?
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MCQs:  Which result is generated/ obtained by the addition of a step to a ramp function?
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MCQs:  Unilateral Laplace Transform is applicable for the determination of linear constant coefficient differential equations with ________
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MCQs:  What should be location of poles corresponding to ROC for bilateral Inverse Laplace Transform especially for determining the nature of time domain signal?
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MCQs:  Generally, the convolution process associated with the Laplace Transform in time domain results into________
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MCQs:  An impulse response of the system at initially rest condition is basically a response to its input & hence also regarded as,
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MCQs:  When is the system said to be causal as well as stable in accordance to pole/zero of ROC specified by system transfer function?
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MCQs:  Correlogram is a graph of ______
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MCQs:  Which theorem states that the total average power of a periodic signal is equal to the sum of average powers of the individual fourier coefficients?
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MCQs:  According to Rayleigh's theorem, it becomes possible to determine the energy of a signal by________
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MCQs:  What does the spectral density function of any signal specify?
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MCQs:  Which among the below mentioned transform pairs is/are formed between the auto-correlation function and the energy spectral density, in accordance to the property of Energy Spectral Density (ESD)?
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MCQs:  The ESD of a real valued energy signal is always _________
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MCQs:  Which among the below mentioned assertions is /are correct? a. Greater the value of correlation function, higher is the similarity level between two signals b. Greater the value of correlation function, lower is the similarity level between two signals c. Lesser the value of correlation function, higher is the similarity level between two signals d. Lesser the value of correlation function, lower is the similarity level between two signals
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MCQs:  Which function has a provision of determining the similarity between the signal and its delayed version?
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MCQs:  Which property is exhibited by the auto-correlation function of a complex valued signal?
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MCQs:  Where does the maximum value of auto-correlation function of a power signal occur?
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MCQs:  What does the set comprising all possible outcomes of an experiment known as?
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