Practice Resizing An Image (21.4.2) - OpenCV - CBSE 10 AI (Artificial Intelleigence)

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8 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What function do we use in OpenCV to resize an image?
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Think about the name of the module.
Question 2.
If I want to resize an image to 640x480, what would you need to pass to cv2.resize()?
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Remember the format for dimensions.
3Question 3.
What does the function cv2.resize() do?
- It converts images to grayscale
- It resizes an image
- It adds filters to an image
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Remember the main features of the function!
4Question 4.
True or False: Resizing an image can lead to loss of detail.
- True
- False
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Think about how smaller sizes could affect image quality.
Question 5.
Write a detailed explanation on how to resize an image, including the considerations for maintaining aspect ratio.
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Aspect ratios can be calculated as width divided by height.
Question 6.
Create a Python function that takes an image and a factor (0.5 for half size, 2 for double size) and resizes the image accordingly.
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Remember to multiply the original width and height by the factor.

4 more questions in this section. Enroll free to practise them all.