Which among the following objects can be scan converted?
Point, Line, Sector, Arc
Characters
Ellipse, Rectangle, Polygons
All of the above
Correct Answer :
D. All of the above
All the mentioned objects can be scan converted. Hence the correct option is: d. All of the above.
Related Questions
Which of the following is true with respect to the Bresenham's line drawing algorithm?
It overcomes the drawbacks of DDA line drawing algorithm
The DDA algorithm was proposed to overcome the limitations of Bresenham's line drawing algorithm
Both a. and b.
None of the above
A transformation method which may cause the change in a shape of an object is referred as,
Rotation
Scaling
Reflection
Shear
The process of transforming a 2D world-coordinate object to device coordinates is termed as:
Window to Viewport Transformation
Viewing Transformation
Windowing Transformation
All of the above
A video display device with the smallest height, lowest power usage, and lightest weight is -
LED display device
CRT display device
Flat panel display device
None of the above mentioned
With reference to Random Scan Display the beam of electron moves to the left top corner of the screen to move to another frame. This motion is referred to as ___
Vertical retrace
Horizontal retrace
Scan line
All of the above mentioned
An efficient transformation method which produces a parallel mirror image of an object is also referred as,
Rotation
Reflection
Shear
All of the mentioned above
What are Random scan and Raster scan techniques?
Techniques to display an image on the screen
Line Drawing Techniques
Polygon Drawing Techniques
None of the above
We set all scale factors to reduce the object's dimension.
Greater than 0
Less than 1
in Between 0 and 1
None of the Above
Which of the following is defined by the number of pixels present in the frame buffer?
Resolution
Depth
Both a. and b.
None of the above
Why is the complexity of Bresenham's line drawing algorithm less than that of DDA line drawing algorithm?
It uses floating point operations over integer addition and subtraction
It considers only selected ranged inputs
It uses integer addition and subtraction over floating point operations
None of the above
With reference to Random Scan Display, which of the following options is correct?
It has an electron beam that directed only to the screen areas where any picture has to be displayed.
It has a good pixel amount.
It's ideal for line drawing.
All of the above mentioned.
Which part of CRT monitor is responsible for clear picture on the screen?
Phosphorus Screen
Deflection Yoke
Focusing System
Colored Lights of the screen
GUI stands for,
Graphical Usable Interface
Graphical User Interface
Graph Users Interface
Graphic User Interface
The transformation set is also known as,
Translation difference
Rotation colour model
Colour Mapping Functions
None of these
What is the range of the pixels in a Grayscale images?
0 - 1
0 - 255
0 - 210
None of the above
The amount of pixels contained in a graphics system's frame buffer is referred to as,
Resolution
Screen Size
Screen Color
None of the above mentioned
What are the fundamental characteristics of a straight line?
Width
Color
Type
All of the mentioned above
A line can be seen by,
Two points
One point
Four points
Three points
Which devices provide the graphics framework with positional data?
Output devices
Storage devices
Input devices
Both B and C
Which of the following are true with respect to the Window Port in computer graphics?
It represents real world coordinate system.
A window port can be defined with the help of a GWINDOW statement.
Window port is the coordinate area specially selected for the display.
All of the above
An efficient transformation method in which an object may shift form one coordinate position to any other coordinate position in a three-dimensional plane -
Rotation
Translation
Scaling
All of the mentioned above
In which of the following transformation methods of Computer Graphics is the Shape of the Object not deformed?
Translation
Shearing
Both a. and b.
None of the above
In a graphics system, the most prominent output device is,
VDU (Visual Display Unit)
Printer
Joystick
None of the above mentioned
What is the main reason behind developing algorithms for scan conversion?
The algorithms can generate graphics objects at a faster rate here.
Here, the memory can be efficiently used
Both a. and b.
None of the above
The distances between two points (dx, dy) are referred to as translation distances (dx, dy).
Translation vector or Shift vector
Translation difference
Only B
None of these
Which of the following line algorithms best balances the processing load among all the processers?
Parallel line algorithm
DDA line algorithm
Both a. and b. balances the load equally
None of the above
In ___ a beam of the electron is directed only to the screen areas where any picture has to be displayed or drawn on the screen.
Video Display
Raster Scan Display
Random Scan Display
All of the above mentioned
Which of the following best defines Scan Conversion in computer graphics?
It is a process of representing graphics objects as a collection of pixels
It is a process of converting colored images to grayscale images.
It is a process of converting handmade drawing to computer pictures through a scanner
None of the above
Fill in the blank:Each pixel has some intensity value which is represented in memory of the computer. This memory part is known as the ____________.
Frame Buffer
Random Access Memory (RAM)
Picture Memory
None of the above
Which among the following is best suited for a realistic shaded image drawing on the screen?
Random Scan Display Algorithm
Raster Scan Display Algorithm
Both a. and b.
None of the above