Which of the following defines the mapping of points from some domain to bits?
Pix-map
Graph
Bitmap
All of the mentioned
Correct Answer :
C. Bitmap
Bit map frame buffer is always 1 bit per pixel and it defines the mapping of points from domain to bits. It is also referred to as a bit array.
Related Questions
Which of the following are true with respect to the Bresenham's algorithm?
It produces smooth polygons
The results of this algorithm are 100 percent accurate.
Due to integer operations, it's complexity gets reduced
All of the above
What are the fundamental characteristics of a straight line?
Width
Color
Type
All of the mentioned 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
The translation of a specified picture description into a series of pixel-intensity values for storage in the frame buffer is known as digitization, it is also known as ...,
Scan conversion
Randomization
Rasterization
Encoding
What is the pixel range for an RGB image?OrWhat is the minimum and maximum possible value for each of the pixels of an RGB image?
0 - 23
0 - 224
0 - 1
None of the above
A beam of electron moves through each row, its intensity is alternatively turned ___ which helps to create a pattern of spots that are illuminated.
On and off
Power interrupt
Up and down
All of the above mentioned
A line can be seen by,
Two points
One point
Four points
Three points
Which of the following is a better option for drawing a smooth line on the screen?
Raster Scan Display
Random Scan Display
Both A and B
None of the above mentioned
Which controller is used in the frame buffer?
Display controller
Data controller
Digital controller
None of the above mentioned
|m|
A set proportional to a small horizontal deflection voltage
A set corresponding vertical deflection
Only B
All of the mentioned above
The inside of the Cathode Ray Tube is coated with what material?
Fluorescent powder
No coating
Phosphorus
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
Which among the following is not merit (advantage) of the Cathode Ray Tube?
It runs at highest pixel ratio
It is less expensive than any other display technology
It is very large, heavy and bulgy
None of the above
The fundamental geometric transformations are as follows:
Scaling
Translation
Rotation
All of the 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
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.
In which of the following parts of the cathode ray tube, is a huge amount of heat released to the cathode by directing a current through a coil of wire?
Electron gun
Phosphorus coated tube
Filament
Anode and cathode
In Bressenhams line algorithm, there are certain conditions for deciding the successive parameters. Of the distances d1
Positive
Equal
Negative
Can be any of the above
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
Who among the following developed the CRT (Cathode Ray Tube)?
Charles Darwin
Ferdinand Barun
Thomas Alva Edison
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
Raster scan systems generally use ___ to display an image.
Frame buffer
Display controller
Display file program
None of the These
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
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
Which of the following defines the mapping of points from some domain to bits?
Pix-map
Graph
Bitmap
All of the mentioned
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
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
What value of the rotation angle rotates the object in clockwise direction?
Positive Value
Negative value
Value less than 180 degree
All of the above
A line segment of a polygon may also be referred as,
Line
Vertices
Edges
All of the mentioned above
In a graphical user interface, the most common input device is,
Mouse
Keyboard
Monitor
Joy stick