Cognitive Radio Practice Test 1

1. Military applications resort to channelized architectures due to _____

2. A _____filter establishes maximum and minimum possible level for processing.

3. The required active cancellation is equal to ____ between the maximum non distorting input signal and the radiation level at the antenna.

4. In Nyquist sampling, the ____ frequency is ______to the duration of the observation interval.

5. Active cancellation is the process of introducing transmitted signal in the _____ for subtraction from the input signal.

6. Noise must be less than _____ of the ADC.

7. The increase in demand for DSP resources due to the introduction of diversity can be controlled by _______

8. Which of the following is not observed due to co-site interference?

9. The rule of thumb for antenna diversity states that for an antenna separation of 10 wavelengths or more, there is a considerable probability for the diversity signal to be substantially decorrelated from the primary signal.

10. Which of the following influences the spurious free dynamic range?