Aspect Ratio can be defined as -
1.The ratio of the vertical points to
2.horizontal pointsof pixels
3.Both (a) & (b)
4.None of the above
Clipping in computer graphics is primarily used for -
1.zooming
2.copying
3.removing objects and lines
4.All of the above
In which of the following CRT methods there is an occurrence of convergence problem?Show Answer Workspace37)
1.Shadow mask method
2.Beam penetration
3.Both of the above
4.None of the above
Shadow mask method is used in -Show Answer Workspace36)
1.Raster scan system
2.Random scan system
3.Both (a) & (b)
4.None of the above
What happens if the values of scaling factors sx and sy less than 1 (i.e. sx<1 and sy<1)?
1.No change in the objects size
2.Reduce the objects size
3.Increase the objects size
4.None of the above
Which of the following is must be specified to generate a rotation?Rotational distance
1.Rotational distance
2.Rotation angle
3.Co-ordinates
4.None of the abov
Which of the following uses the Beam penetration method?Show Answer Workspace38)
1.Raster scan system
2.Random scan system
3.Both (a) & (b)
4.None of the above
A positive value of the rotation angle -
1.rotates an object in the clockwise direction
2.rotates an object in the counter-clockwise direction
3.Both of the above
4.None of the above
A spline can be defined as -
1.Curved strip
2.A smooth curve is drawn using a pencil.
3.A flexible strip used to generate a smooth curve through a designated set of points.
4.None of the above
A user can make any change in the image using -
1.Interactive computer graphics
2.Non-Interactive computer graphics
3.Both (a) & (b)
4.None of the above
According to the Cohen-Sutherland algorithm where the line lies if the 4-bit code of both ends is 0000 and also the logical OR gives 0000?
1.Half outside half inside
2.Completely inside
3.Completely outside
4.None of the above
CAD stands for -
1.Computer art design
2.Computer-aided design
3.Car art design
4.None of the above
DDA stands for -
1.Direct differential analyzer
2.Data differential analyzer
3.Direct difference analyzer
4.Digital differential analyzer
From the given list of options which one is the accurate and efficient line-generating algorithm?
1.Midpoint algorithm
2.DDA algorithm
3.Bresenhams Line algorithm
4.None of the above
Graphics can be -
1.Simulation
2.Drawing
3.Movies photographs
4.All of the above
Grayscale is used for -
1.Random scan display
2.Monitors with color capability
3.Monitors with no color capability
4.All of the above
How many phosphor color dots at each pixel position in a shadow mask CRT?
1.1
2.7
3.2
4.3
In which of the following case the uniform scaling will be produced?
1.Values of scaling factors sx and sy are unequal.
2.Values of scaling factors sx and sy are equal.
3.Both of the above
4.None of the above
Plasma panel is a type of -
1.Emissive display
2.Non-Emissive display
3.Printer
4.None of the above
Plasma panel is also called as -
1.Non-emissive display
2.Liquid crystal display
3.Gas discharge display
4.None of the above
Random scan systems are used for -
1.Color drawing application
2.Pixel drawing application
3.Line drawing application
4.None of the above
RGB color model is used for -
1.Painting
2.Sketching
3.Printing
4.Computer display
Select the set of colors produced in the beam-penetration method of the color CRT -
1.Red Green Blue
2.Cyan Magenta Blue
3.Red Green Orange Yellow
4.Green Black Orange
The 4-bit code of the bottom-region among the nine regions divided using the Cohen-Sutherland algorithm?
1.0
2.10
3.110
4.101
The Cohen-Sutherland algorithm divides the two-dimensional space in how many regions?
1.4
2.8
3.9
4.23
The higher number of pixels gives us a ____ image -
1.Better
2.Worst
3.Smaller
4.None of the above
The intersection of primary colors in the CMYK color model will generate the -
1.Green
2.White color
3.Black color
4.Dark red
The phase of determining the appropriate pixels for representing images or graphics object is called as -Translation
1.Translation
2.Transformation
3.Rasterization
4.Scaling
The process of displaying 3D into a 2D display unit is called as -
1.Resolution
2.Projection
3.Rasterization
4.Transformation
The process of positioning an object along a straight line path from one coordinate point to another is called -
1.Translation
2.Reflection
3.Shearing
4.Transformation
The process of repositioning an object along a circular path is called -Translation
1.Translation
2.Rotation
3.Scaling
4.None of the above
The video device with reduced volume power consumption and weight is -
1.CRT
2.Flat-panel display
3.Portable display
4.None of the above
UI stands for -
1.Graphics uniform interaction
2.Graphical user interaction
3.Graphical user interface
4.None of the above
What is a pixel mask?
1.a string containing only 0s
2.a string containing only 1s
3.a string containing two 0s
4.a string containing both 1s and 0s
Which is a common device for painting or selecting the objects co-ordinate positions?
1.Digitizer
2.Touch panel
3.Image scanner
4.Keyboard
Which is not the input device?
1.Impact printers
2.Trackball
3.Mouse
4.Keyboard
Which of the algorithm is used to color a pixel if it is not colored and leaves it if it is already filled?
1.Boundary fill algorithm
2.Scan line polygon fill algorithm
3.Flood fill algorithm
4.All of the above
Which of the following algorithm is used to fill the interior of a polygon?
1.Boundary fill algorithm
2.Scan line polygon fill algorithm
3.Flood fill algorithm
4.All of the above
Which of the following allows us to select the screen positions with the touch of a finger?
1.Mouse
2.Trackball
3.Touch panel
4.None of the above
Which of the following are the 2d color models?
1.RGB and CMK
2.RGB and CMG
3.RGB and CMYK
4.All of the above
Which of the following color will generate with the intersection of three primary RGB colors?
1.Green
2.Dark red
3.Dark blue
4.White
Which of the following device is used for the 3D positioning of an object?
1.Trackball
2.Mouse
3.Spaceball
4.All of the above
Which of the following equation is used in 2D translation to move a point(xy) to the new point (xy)?
1.x = x + ty and y = y + tx
2.x = x - tx and y = y - ty
3.x = x + tx and y = y + ty
4.x = x + tx and y = y - ty
Which of the following is an example of the impact device?
1.Laser printer
2.Inkjet printer
3.Line printer
4.None of the above
Which of the following is not the pattern of line?
1.Dotted line
2.Dashed line
3.Dark line
4.All of the above
Which of the following transformation is used for altering the objects size?
1.Translation
2.Scaling
3.Rotation
4.None of the above
Which one of the following is the most commonly used and basic input device?
1.Mouse
2.Printer
3.Scanner
4.Keyboard
Which one of the following is the primarily used output device?
1.Video monitor
2.Scanner
3.Speaker
4.Printer
Which one of the following terms is used for the area of the computer captured by an application?
1.Display
2.Window
3.Viewport
4.None of the above