

MCQOPTIONS
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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. | |