MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Image Processing knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following filter represents a 0th percentile set of numbers? |
| A. | Max filter |
| B. | Mean filter |
| C. | Median filter |
| D. | None of the mentioned |
| Answer» E. | |
| 2. |
Is it true or false that “the original pixel value is included while computing the median using gray-levels in the neighborhood of the original pixel in median filter case”? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
WHICH_OF_THE_FOLLOWING_FILTER_REPRESENTS_A_0TH_PERCENTILE_SET_OF_NUMBERS??$ |
| A. | Max filter |
| B. | Mean filter |
| C. | Median filter |
| D. | None of the mentioned |
| Answer» E. | |
| 4. |
The median filter also represents which of the following ranked set of numbers? |
| A. | 100th percentile |
| B. | 0th percentile |
| C. | 50th percentile |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 5. |
Which filter(s) used to find the brightest point in the image? |
| A. | Median filter |
| B. | Max filter |
| C. | Mean filter |
| D. | All of the mentioned |
| Answer» C. Mean filter | |
| 6. |
Which of the following are forced to the median intensity of the neighbors by n*n median filter? |
| A. | Isolated cluster of pixels that are light or dark in comparison to their neighbors |
| B. | Isolated cluster of pixels whose area is less than one-half the filter area |
| C. | All of the mentioned |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 7. |
While performing the median filtering, suppose a 3*3 neighborhood has value (10, 20, 20, 20, 15, 20, 20, 25, 100), then what is the median value to be given to the pixel under filter? |
| A. | 15 |
| B. | 20 |
| C. | 100 |
| D. | 25 |
| Answer» C. 100 | |
| 8. |
An image contains noise having appearance as black and white dots superimposed on the image. Which of the following noise(s) has the same appearance? |
| A. | Salt-and-pepper noise |
| B. | Gaussian noise |
| C. | All of the mentioned |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 9. |
Two filters of similar size are used for smoothing image having impulse noise. One is median filter while the other is a linear spatial filter. Which would the blurring effect of both? |
| A. | Median filter effects in considerably less blurring than the linear spatial filters |
| B. | Median filter effects in considerably more blurring than the linear spatial filters |
| C. | Both have the same blurring effect |
| D. | All of the mentioned |
| Answer» B. Median filter effects in considerably more blurring than the linear spatial filters | |
| 10. |
Is it true or false that “the original pixel value is included while computing the median using gray-levels in the neighborhood of the original pixel in median filter case”?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Which of the following filter(s) has the response in which the central pixel value is replaced by value defined by ranking the pixel in the image encompassed by filter? |
| A. | Order-Statistic filters |
| B. | Non-linear spatial filters |
| C. | Median filter |
| D. | All of the mentioned |
| Answer» E. | |