Quiz-1 (Digital Image Processing)

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1. A basic image is represented in ___ dimensions?

• 1D
• 2D
• 3D
• 4D

2. A 2D array type of numeric values in image processing is called?

• Pixels
• Matrix
• Color
• All the above

3. A pixel holds ___ information?

• Intensity
• Color
• Size
• All the above

4. Which of the following is the pixel value of grey scale image?

• 0 to 1
• 0 to 5
• 0 to 4
• 0 to 0.5

5. RGB type image comprises of ____ colors?

• Red, Green, Blue
• Red, Grey, Black
• Red, Grey, Brown
• None of the above

6. Image enhancement technique benefit in terms of _____?

• Visualization
• Removes noise
• Clears image by debluring
• All the above

7. A gray scale image is also called Monochrome images

• True
• False

8. How does picture formation in the eye vary from image formation in a camera?

• Fixed focal length
• Varying distance between lens and imaging plane
• No difference
• Variable focal length