If the boundary is specified in a single color, and if the algorithm proceeds pixel by pixel until the boundary color is encountered is known as ____
1.Parallel curve algorithm
2.Flood-fill algorithm
3. Scan-line fill algorithm
4.Boundary-fill algorithm
In a graphical system, an array of pixels in the picture are stored in which of the following locations?
1.Frame buffer
2.Processor
3.Memory
4.All of the mentioned
Which of the following can be used to determine the position on the data tablet?
1.Either Signal strength or coded pulse
2.Coded pulse
3.Signal strength
4.Strip microphones
Which of the following is the purpose for using clipping in computer graphics?
1.copying
2.zooming
3.adding graphics
4.removing objects and lines
Among the following process, which process is known as the elimination of parts of a scene outside a window or a viewport?
1.editing
2.plucking
3.cutting
4.clipping
Among the given scientists/inventor who is known as the father of Computer Graphics?
1.Nikola Tesla
2.Ivan Sutherland
3.Ada Lovelace
4.Marie Curie
Bitmap is a collection of ____________ that describes an image.
1.pixels
2.algorithms
3.bits
4.colors
Curves in computer graphics is primarily used for which of the following function?
1. To draw different types of objects onto the screen
2.Zooming out a picture
3.Copying a picture
4.Zooming in a picture
What does an aspect ratio mean?
1.Ratio of vertical points to horizontal points
2.Ratio of vertical points to horizontal points and horizontal points to vertical points
3. Number of pixels
4.Ratio of horizontal points to vertical points
What is the use of voice system input?
1.To enter data
2.To initiate graphics operation and also to enter data
3.To initiate graphics operation
4.None of the mentioned
Which of the following are the features of Computer Graphics?
1.Creation and deletion of images by computer only
2.Deletion and manipulation of graphical images by computer
3.Creation and manipulation of graphics by computer
4.Creation of artificial images by computer only
Which of the following clipping process handles the clipping of strings?
1.Text Clipping
2.Exterior Clipping
3.Curve Clipping
4.Shape Clipping
Which of the following devices provides positional information to the graphics system?
1.Pointing devices
2.Both Input devices and Pointing devices
3.Output devices
4.Input devices
Which of the following is a Computer Graphics Curve?
1. Bezier Curves
2.Implicit Curves
3.Explicit Curves
4.All of the above
Which of the following is a Computer Graphics type?
1.Raster and Vector
2.Raster and Scalar
3.Scalar only
4.All of the above
Which of the following is a correct abbreviation of DDA algorithm?
1.Data differential analyzer
2.Direct differential analyzer
3.Digital difference analyzer
4.Digital differential analyzer
Which of the following is a primary output device of a graphics system?
1.Printer
2.Scanner
3.Video monitor
4.Neither Scanner nor Video monitor
Which of the following is commonly known as frame buffer on a black and white system with one bit per pixel?
1.Bitmap
2.Pix map
3.Multi map
4.All of the mentioned
Which of the following is defined as the number of pixels stored in the frame buffer of a graphics system?
1.Resalution
2.Resolution
3.Depth
4.None of the mentioned
Which of the following is defined as the process of elimination of parts of a scene outside a window or a viewport?
1.editing
2.cutting
3.plucking
4.clipping
Which of the following is known as the window opened on the raster graphics screen in which the image will be displayed?
1.Interface window
2. World window
3.World co-ordinate system
4.Screen co-ordinate system
Which of the following is the most commonly used boundary representation for a 3-dimensional graphics object?
1. Volume polygon
2.System polygon
3.Data polygon
4.Surface polygon
Which of the following is used for 3D positioning and modeling, animation, and other application?
1.Spac ball
2.Trackball
3.Space ball
4.All of the mentioned
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?
1.Rotation
2.Shearing
3.Scaling
4.Translation
Which of the following plane is used for 2D transformations?
1.Three-dimensional plane
2.Two-dimensional plane
3.One-dimensional plane
4.Four-dimensional Plane
Which of the following statements define Computer Graphics?
1.It refers to designing plans
2. It means designing computers
3.It refers to designing images
4.None of the mentioned
Which of the following type of perspective projection is used in drawings of railway lines?
1.Three-point
2.Two-point
3.One-point
4.Perspective projection is not used to draw railway lines
Which part of a picture is considered and saved in exterior clipping?
1.We don’t consider the picture in exterior clipping b)
2.Picture which is outside the view window c) d)
3.Picture which is inside the view window
4.Picture which is on the edges of the view window
Who is the first user of computer graphics?
1.William Fetter
2. Ivan Edward Sutherland
3.Ada Lovelace
4.Nicholas Williams
__________ types of translation are present in computer graphics.
1.5
2.3
3.4
4.6