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This set of Digital Image Processing (DIP) Multiple Choice Questions & Answers (MCQs) focuses on Digital Image Processing Set 1
Q1 | Of the following, _________ has the maximum frequency.
- uv rays
- gamma rays
- microwaves
- radio waves
Q2 | In the Visible spectrum the ______ colour has the maximum wavelength.
- violet
- blue
- red
- yellow
Q3 | Wavelength and frequency are related as : (c = speed of light)
- c = wavelength / frequency
- frequency = wavelength / c
- wavelength = c * frequency
- c = wavelength * frequency
Q4 | Electromagnetic waves can be visualised as a
- sine wave
- cosine wave
- tangential wave
- none of the above
Q5 | How is radiance measured?
- lumens
- watts
- armstrong
- hertz
Q6 | Which of the following is used for chest and dental scans?
- hard x-rays
- soft x-rays
- radio waves
- infrared rays
Q7 | Which of the following is impractical to measure?
- frequency
- radiance
- luminance
- brightness
Q8 | Massless particle containing a certain amount of energy is called
- photon
- shell
- electron
- none of these
Q9 | What do you mean by achromatic light?
- chromatic light
- monochromatic light
- infrared light
- invisible light
Q10 | Which of the following embodies the achromatic notion of intensity?
- luminance
- brightness
- frequency
- radiance
Q11 | Which of the following is a receptor in the retina of human eye?
- rods
- cones
- rods and cones
- neither rods nor cones
Q12 | How is image formation in the eye different from that in a photographic camera
- no difference
- variable focal length
- varying distance between lens and imaging plane
- fixed focal length
Q13 | Range of light intensity levels to which the human eye can adapt (in Log of Intensity-mL)
- 10-6 to 10-4
- 104 to 106
- 10-6 to 104
- 10-5 to 105
Q14 | What is subjective brightness?
- related to intensity
- related to brightness
- related to image perception
- related to image formation
Q15 | What is brightness adaptation?
- changing the eye’s overall sensitivity
- changing the eye’s imaging ability
- adjusting the focal length
- transition from scotopic to photopic vision
Q16 | The inner most membrane of the human eye is
- blind spot
- sclera
- choroid
- retina
Q17 | What is the function of Iris?
- source of nutrition
- detect color
- varies focal length
- control amount of light
Q18 | ________ serve to a general, overall picture of the field of view.
- cones
- rods
- retina
- all of the mentioned
Q19 | Ratio of number of rods to the number of cones is _______
- 1:20
- 1:2
- 1:1
- 1:5
Q20 | The absence of receptors is in the retinal area called _____________
- lens
- ciliary body
- blind spot
- fovea
Q21 | The most familiar single sensor used for Image Acquisition is
- microdensitometer
- photodiode
- cmos
- none of the mentioned
Q22 | A geometry consisting of in-line arrangement of sensors for image acquisition
- a photodiode
- sensor strips
- sensor arrays
- cmos
Q23 | CAT in imaging stands for
- computer aided telegraphy
- computer aided tomography
- computerised axial telegraphy
- computerised axial tomography
Q24 | The section of the real plane spanned by the coordinates of an image is called the _____________
- spacial domain
- coordinate axes
- plane of symmetry
- none of the mentioned
Q25 | The difference is intensity between the highest and the lowest intensity levels in an image is ___________
- noise
- saturation
- contrast
- brightness