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WorksheetsComputer Vision Quiz
Total questions: 35
Worksheet time: 13mins
Image Scaling is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
Image Segmentation by objects is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
Object Detection is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
Stereo Vision is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
Detecting Cars in Streets is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
Detecting Edges of an Image is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
Resizing an Image is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
3D Reconstruction of 2 Images is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
Image Filtering is considered ................ Application
Low Level Vision
Mid Level Vision
High Level Vision
All of the following are High Level Applications except ........
Car Detection
Traffic Sign Detection
Edge Detection
Road Segmentation
Computer vision is concerned with modeling and replicating human vision using computer software and hardware.
True
False
Can't be true or false
May be both true and false
2. Computer vision is a discipline that studies how to reconstruct, interrupt and understand a 3d scene from its ________.
1D Image
2 D Image
3 D Image
All these type of Image
3. The input and output of image processing are?
Signal and Image
Signal Only
Image Only
Neither Image nor signal
4. Which of the following is an Applications of Computer Vision?
Robotics
Medicine
Security
Industrial Automation
5. Low-level vision includes process image for feature extraction.
Yes
No
Neither Yes nor NO
Can't say
6. Pixel is an _________.
element of analog image
element of digital image
cluster of analog image
cluster of digital image
7. Color attribute that describes pure color
Hue
Saturation
Intensity
None of these
8. Number of gray scale values that are possible with 8 bit code is _____.
32 shades
16 shades
64 shades
256 shades
9. The quality of an image is dependent on ___________.
Resolution of the screen
Quality of Camera with which image was captured
Color Depth
Interlacing
10. In mean filter, the value of the current pixel is replaced with
mean value of pixels of the image
mean value of neighbours
mean value of the neighbours and current pixel
None of the above
What is the smallest unit of an image?
1 sq. mm
DPI
Pixel
Point
Which of the following combination of colors can be used to represent almost any color in electronic systems?
Yellow-Red-Green
Blue-White-Green
Red-Yellow-White
Green-Red-Blue
A translation is applied to an object by
Enlarging the object
Shrinking the object
Repositioning it along with straight line path
Repositioning it along with circular path
The two-dimensional translation equation in the matrix form is
P’=P+T
P’=P-T
P’=P*T
P’=p
The axis that is perpendicular to the xy plane and passes through the pivot point is known as
Translation
Rotation
Scaling
Shearing
In controllable interaction user can change the attributes of the ____________.
Images
Widgets
Videos
Audios
If the direction of the projection is normal then it is called as __________
Perspective Projection
Orthographic parallel projection
Oblique parallel projection
Ortho-Oblique Projection
A _______ can be recorded using a normal light source
Holograph
Sonograph
Holography
Photograph
The translation distances (dx, dy) is called as
Augmented vector
Shift vector
Shear vector
Scaling vector
In 2D-translation, a point (x, y) can move to the new position (x’, y’) by using which of the following equation
x’=x+dx and y’=y+dx
x’=x+dx and y’=y+dy
X’=x+dy and Y’=y+dx
X’=x-dx and y’=y-dy
To generate a rotation, we must specify
Distances dx and dy
Rotation angle ϴ
Rotation distance
Plane of the object
Which transformation distorts the shape of an object such that the transformed shape appears as if the object were composed of internal layers that had been caused to slide over each other?
Rotation
Scaling up
Scaling down
Shearing
Which of the following is defined as the process of elimination of parts of a scene outside a window or a viewport?
clipping
cutting
plucking
editing
Which of the following operations can be used to zoom in or out around any axis on a three-dimensional object from its original position?
Rotation
Shearing
Scaling
Translation
If the scaling factors values sx and sy < 1 then
It reduces the size of the object
It increases the size of the object
It stunts the shape of the object
It produces mirror image of the object
