Q. Cognitive radio requires ____ to lower the impact in case of malfunction.

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Q. The ____ property allows elimination of a policy upon producing undesirable results.

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Q. _________ regulations can be made in policy driven approach.

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Q. Which among the following allows quality of service measurement?

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Q. Which among the following is a quality not available in a software capable radio?

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Q. Cognitive radio includes ____

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Q. Bands are allocated to radio access technology ____ in such a way that ____ is ____

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Q. Which among the following is not listed under cognitive capability?

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Q. Adaptive radio can experiment new settings.

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Q. Cognitive pilot channel is used ____

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Q. Heterogeneous cognitive radio is a ____ centric approach.

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Q. In ____, radio access technologies use the same frequency band.

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Q. Global Positioning System uses ____ to determine geo-location of receiver.

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Q. GPS receivers include a signal that is ____ filtered when it reaches a radio from a satellite.

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Q. Kalman filter estimates ____

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Q. GPS requires at least ___ satellites in view of the receiver.

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Q. ____ aids in the exploitation of unused channels.

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Q. ____ proposes the presence of secondary users for improved spectral efficiency.

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Q. ____ gives available and unavailable spectrum frequency.

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Q. The secondary user intentionally senses surrounding environment in ____

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