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MCQs: As compared to the analog systems, the digital processing of signals allow
1) Programmable operations
2) Flexibility in the system design
3) Cheaper systems
4) More reliability
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The Nyquist theorem for sampling
1) Relates the conditions in time domain and frequency domain
2) Helps in quantization
3) Limits the bandwidth requirement
4) Gives the spectrum of the signal
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: Roll-off factor is
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: A discrete time signal may be
1) Samples of a continuous signal
2) A time series which is a domain of integers
3) Time series of sequence of quantities
4) Amplitude modulated wave
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: DTFT is the representation of
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The transforming relations performed by DTFT are
1) Linearity
2) Modulation
3) Shifting
4) Convolution
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The DFT is preferred for
1) Its ability to determine the frequency component of the signal
2) Removal of noise
3) Filter design
4) Quantization of signal
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: Frequency selectivity characteristics of DFT refers to
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The Cooley–Tukey algorithm of FFT is a
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: FFT may be used to calculate
1) DFT
2) IDFT
3) Direct Z transform
4) In direct Z transform
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: DIT algorithm divides the sequence into
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The transformations are required for
1) Analysis in time or frequency domain
2) Quantization
3) Easier operations
4) Modulation
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The similarity between the Fourier transform and the z transform is that
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The ROC of a system is the
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The several ways to perform an inverse Z transform are
1) Direct computation
2) Long division
3) Partial fraction expansion with table lookup
4) Direct inversion
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The anti causal sequences have ______ components in the left hand sequences.
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: For an expanded power series method, the coefficients represent
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: The IIR filter designing involves
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: For a system function H(s) to be stable
Category: Electronic Engineering Questions, Published by: teswesm
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MCQs: IIR filter design by approximation of derivatives has the limitations
1) Used only for transforming analog high pass filters
2) Used for band pass filters having smaller resonant frequencies
3) Used only for transforming analog low pass filters
4) Used for band pass filters having high resonant frequencies
Category: Electronic Engineering Questions, Published by: teswesm
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