MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 8 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. |
State the statement true or false: BLPF has sharp discontinuity and ILPF doesn t, and so ILPF establishes a clear cutoff b/w passed and filtered frequencies . |
| A. | tTrue |
| B. | tFalse |
| Answer» C. | |
| 2. |
Which of the following defines the expression for ILPF H(u, v) of order n, where D(u, v) is the distance from point (u, v), D0 is the distance defining cutoff frequency? |
| A. | t<a href="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12.png"><img alt="Expression for BLPF H where D(u, v) is distance from point (u, v) - option a" class="alignnone size-full wp-image-148770" height="38" src="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12.png" width="119"/></a> |
| B. | t<a href="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png"><img alt="Expression for BLPF H where D(u, v) is distance from point (u, v) - option b" class="alignnone size-full wp-image-148771" height="49" src="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png" width="170"/></a> |
| C. | tAll of the mentioned |
| D. | tNone of the mentioned |
| Answer» B. t<a href="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png"><img alt="Expression for BLPF H where D(u, v) is distance from point (u, v) - option b" class="alignnone size-full wp-image-148771" height="49" src="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png" width="170"/></a> | |
| 3. |
Which of the following defines the expression for BLPF H(u, v) of order n, where D(u, v) is the distance from point (u, v), D0 is the distance defining cutoff frequency? |
| A. | t<a href="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12.png"><img alt="Expression for BLPF H where D(u, v) is distance from point (u, v) - option a" class="alignnone size-full wp-image-148770" height="38" src="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12.png" width="119"/></a> |
| B. | t<a href="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png"><img alt="Expression for BLPF H where D(u, v) is distance from point (u, v) - option b" class="alignnone size-full wp-image-148771" height="49" src="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png" width="170"/></a> |
| C. | tAll of the mentioned |
| D. | tNone of the mentioned |
| Answer» B. t<a href="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png"><img alt="Expression for BLPF H where D(u, v) is distance from point (u, v) - option b" class="alignnone size-full wp-image-148771" height="49" src="https://www.sanfoundry.com/wp-content/uploads/2017/06/digital-image-processing-questions-answers-frequencydomain-filters-smoothing-q12a.png" width="170"/></a> | |
| 4. |
Using the feature of reciprocal relationship of filter in spatial domain and corresponding filter in frequency domain along with convolution, which of the following fact is true? |
| A. | tThe narrower the frequency domain filter more severe is the ringing |
| B. | tThe wider the frequency domain filter more severe is the ringing |
| C. | tThe narrower the frequency domain filter less severe is the ringing |
| D. | tNone of the mentioned |
| Answer» B. tThe wider the frequency domain filter more severe is the ringing | |
| 5. |
What is the relation for the components of ideal lowpass filter and the image enhancement? |
| A. | tThe concentric component is primarily responsible for blurring |
| B. | tThe center component is primarily for the ringing characteristic of ideal filter |
| C. | tAll of the mentioned |
| D. | tNone of the mentioned |
| Answer» E. | |
| 6. |
The characteristics of the lowpass filter h(x, y) is/are_________ |
| A. | tHas a dominant component at origin |
| B. | tHas a concentric, circular components about the center component |
| C. | tAll of the mentioned |
| D. | tNone of the mentioned |
| Answer» D. tNone of the mentioned | |
| 7. |
Butterworth lowpass filter has a parameter, filter order, determining its functionality as very sharp or very smooth filter function or an intermediate filter function. If the parameter value is of lower order, the filter approaches to which of the following filter(s)? |
| A. | tIdeal lowpass filter |
| B. | tGaussian lowpass filter |
| C. | tAll of the mentioned |
| D. | tNone of the mentioned |
| Answer» C. tAll of the mentioned | |
| 8. |
Which of the following lowpass filters is/are covers the range of very smooth filter function? |
| A. | tIdeal lowpass filters |
| B. | tButterworth lowpass filter |
| C. | tGaussian lowpass filter |
| D. | tAll of the mentioned |
| Answer» B. tButterworth lowpass filter | |