Which of the following ports resembles the coordinates from the real-world system?
Window port
View Port
Universal Port
None of the above
Correct Answer :
A. Window port
A world coordinate area selected for display is called a window port. A window defines a rectangular area in the world coordinates.
Related Questions
Which of the following defines the mapping of points from some domain to bits?
Pix-map
Graph
Bitmap
All of the mentioned
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
A two-dimensional point is transformed by inserting.
Translation vector
Shift vector
Translation distances
Both A and B
The RGB image is known as the true color image. What does RGB stand for?
Real grey Black Image
Red greyed Background Image
Red Green Blue image
None of the above
Which of the following options is correct in accordance with the cathode ray tube?
CRTs are brighter than LCDs.
CRTs can operate at any resolution and at any aspect ratio.
CRTs are the most expensive display device till current date.
None of the above
Which of the following properties is followed by the Bresenham's algorithm?
It is an incremental method
It chooses points randomly
It uses floating point operations
All 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.
The main role of a frame buffer is the ___ of the video signals that drive the display device.
Storage, conditioning, and output
Same speed
Different speed
None of the mentioned above
Which of the following ports resembles the coordinates from the real-world system?
Window port
View Port
Universal Port
None of the above
Which of the following line-generating algorithms is the most effective and efficient?
Midpoint algorithm
Bresenham's Line algorithm
DDA algorithm
None 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
The ___ between the strong regions equal to the duration of the dashed lines.
Very short dashes
Inter dash spacing
Both A and B
None of these
Which of the following does not represent a line pattern?
Dark line
Dotted line
Dashed line
None of the mentioned above
A 900 rotation can be done using the raster scan technique for transformation ___
Using coping every row of a block into a column in a new frame buffer location
Using drawing a line
Using refresh a frame buffer
None of the above mentioned
Which among the following are the types of scanning or travelling of beam in a raster scan display technique?
Interlaced Scanning
Non- Interlaced Scanning
Spiral Scanning
All of the Above
Which among the following objects can be scan converted?
Point, Line, Sector, Arc
Characters
Ellipse, Rectangle, Polygons
All of the above
A display controller converts 0s and 1s to the ...
Display Devices
Video signal
Text wrapping
None of the above mentioned
In ___ a beam of an electron is moved across the screen. It moves from top to bottom considering one row at a time.
Raster Scan Display
Random Scan Display
Both A and B
None of the above mentioned
A line can be seen by,
Two points
One point
Four points
Three points
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
What are the fundamental characteristics of a straight line?
Width
Color
Type
All of the mentioned above
The term transformation refers to the process of applying a translation to an entity.
It's being repositioned around a circle lane
Repositioning it along with straight line path
Only A
None of these
Which of the following sentence used in application software to specify line-type attributes?
SETLINE ()
SETLINE TYPE (lt)
Both of the above mentioned
None of the above mentioned
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
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
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
Can a dotted line be seen by generation using,
Short dash spacing
Long dash spacing
Inter dash spacing
Dots
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
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
Which of the following methods is the fastest pixel position calculating method?
Bressenham's line algorithm
DDA line algorithm
Mid-point algorithm
None of the above