Explore topic-wise MCQs in Cognitive Radio.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Cognitive Radio knowledge and support exam preparation. Choose a topic below to get started.

1.

Mixed excitation linear prediction coding standard is employed for speaker stress characterization.

A. True
B. False
Answer» C.
2.

Which among the following is a disadvantage of network based reasoning?

A. False recognition
B. Protocol standardization
C. High memory requirements
D. Exhaustive resource utilization
Answer» C. High memory requirements
3.

Which among the following learning methods does not involve explicit planning?

A. Channel based
B. Network based
C. Reactive
D. Adaptive
Answer» D. Adaptive
4.

Which among the following provides the procedure of active suppression?

A. Filter with cut off frequencies
B. Emission of sound to cancel noise
C. Emission of sound to shape noise
D. Extraction of noise sample
Answer» C. Emission of sound to shape noise
5.

Which among the following operation employs heuristic rules in computational auditory scene analysis?

A. Re-synthesis
B. Source extraction
C. Segmentation
D. Grouping
Answer» C. Segmentation
6.

What are the two mechanisms applied in auditory scene analysis?

A. Controlled mechanism and off-controlled mechanism
B. Master mechanism and slave mechanism
C. Serial mechanism and intermittent mechanism
D. Simultaneous mechanism and sequential mechanism
Answer» E.
7.

Which among the following is the first step in auditory scene analysis?

A. Pitch scale detection
B. Filtering
C. Grouping
D. Segmentation
Answer» E.
8.

Which among the following statements is false about background suppression?

A. Enhance the effectiveness of text to speech conversion
B. Enhance the effectiveness of a speed coder
C. Extract useful background noise
D. Enhance communication in the presence of noise
Answer» B. Enhance the effectiveness of a speed coder
9.

Which among the following is not a requirement of services that are explicitly invoked?

A. Replicate user interface
B. Modeling user intent
C. Common means to describe user state
D. Automatic detection of input modality
Answer» E.
10.

Which among the following is the maximum limit on one way delay for normal conversation?

A. 450
B. 500
C. 400
D. 300
Answer» E.