Question 31 : Information reliability depends on
1. Magnitude of each component
2. Time of arrival of each component
3. Magnitude & Time of arrival of each component
4. None of the mentioned
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Question 32 : A rake receiver uses multiple
1. Delay circuits
2. Correlators
3. Detectors
4. None of the mentioned
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Question 33 : Multiple isolated peaks in multipath components is called as
1. Fingers
2. Returns
3. Fingers & Returns
4. None of the mentioned
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Question 34 : Fast fading can be minimized by
1. Robust modulation
2. Coding and interleaving
3. Robust modulation, Coding and interleaving
4. None of the mentioned
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Question 35 : Small scale fading manifests due to
1. Signal dispersion
2. Time variant behavior
3. Signal dispersion & Time variant behavior
4. None of the mentioned
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Question 36 : Block fading occurs in
1. Frequency domain
2. Time domain
3. Frequency & Time domain
4. None of the mentioned
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Question 37 : Fading channel has memory.
1. True
2. False
3.
4.
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Question 38 : The received power is attenuated by a factor called
1. Path loss
2. Free space loss
3. Path & Free space loss
4. None of the mentioned
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Question 39 : When a user's moving, the user's velocity causes shift in frequency. This is called as
1. Doppler shift
2. Frequency shift
3. Velocity shift
4. None of the mentioned
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Question 40 : The rake receivers functions are similar to
1. Equalizer
2. Matched filter
3. Equalizer & Matched filter
4. None of the mentioned
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