Adaptive Array MCQ’s

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This set of Antenna Multiple Choice Questions & Answers (MCQs) focuses on “Adaptive Array”.

1. The noise detection and suppression is possible with adaptive arrays.
a) True
b) False

2. Adaptive arrays provide best results compared to switching beams under more interference.
a) True
b) False

3. In which of the following the noise interference is detected and is suppressed further?
a) Adaptive arrays
b) Phased array
c) Planar array
d) Sub-array

4. In which of the following the nulls are introduced effectively when different other users interferes the desired user?
a) Adaptive array
b) Switching beam
c) Phased array
d) Sub-array

5. Which of the following statements is false?
a) The intra cellular handoffs are less in adaptive array compared to switching beams
b) Noise interference cannot be detected in adaptive arrays effectively compared to switching beams
c) Advanced digital signal processors are used in adaptive arrays
d) Algorithms used in adaptive array is more complex than switching beams

6. In which of the following a real time adaptive signal processor is used?
a) Adaptive array
b) Phased array
c) Pulse radar
d) CW radar

7. ___ is used to guide the beam in desired direction and place nulls in unwanted direction/interference.
a) Adaptive array
b) Switching beams
c) Phased radar
d) Pulse radar

8. Which of the following is not a benefit of the adaptive array technology?
a) Co-channel interference reduction
b) Reduction in multipath interference
c) Increase in multipath interference
d) Reduction in handoffs

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