Which lights form the viewing colors that we see on the screen?
Red
Blue
Green
All of these
Correct Answer :
D. All of these
All these colors lights are primary i.e., changing their intensity can make any color.
Related Questions
A graphic systems core hardware components are,
Display Processor and CPU
Output device and Input
Display devices, recorder
None of above mentioned
Which of the following does not represent a line pattern?
Dark line
Dotted line
Dashed line
None of the mentioned 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
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
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
Which of the following is a matrix form of 2D translation equation is,
P'=R*P
P'= P + R
P'= P / R
None of the above mentioned
What is the range of the pixels in a Grayscale images?
0 - 1
0 - 255
0 - 210
None of the above
___ is a method of moving an entity from one coordinate point to another into a straight-line path is known as positioning.
Shearing
Reflection
Translation
Transformation
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.
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 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 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
Which among the following is best suited for a smooth line drawing on the screen?
Random Scan Display Algorithm
Raster Scan Display Algorithm
Both a. and b.
None of the above
A two-dimensional point is transformed by inserting.
Translation vector
Shift vector
Translation distances
Both A and B
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
Consider the following statement:
The boundary is specified in a single color, and the algorithm proceeds pixel by pixel until the boundary color is encountered.
The above statement defines which of the following algorithms?
Scan-line fill algorithm
Boundary-fill algorithm
Entire fill algorithm
Slide curve algorithm
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
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
The colour transformation is performed in the centre of the process___
Dual color model
Single color model
Rotation color model
None of these
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
Which lights form the viewing colors that we see on the screen?
Red
Blue
Green
All of these
The transformation of the entity in relation to an axis is called the reflection image.
Reflection
Translation
Only A
Only B
In a graphics system, the most prominent output device is,
VDU (Visual Display Unit)
Printer
Joystick
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
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
GUI stands for,
Graphical Usable Interface
Graphical User Interface
Graph Users Interface
Graphic User Interface
Which of the following statements best define Scan conversion?
The process of digitizing a known picture definition into a set of pixel-intensity for storage in the frame buffer.
Encoding the pixels into bits
Converting the draw able image into a graphical image
None of the above
Amongst which one of the most basic transformation methods which may applied in three-dimensional planes -
Rotation
Translation
Scaling
All of the mentioned 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
Can a dotted line be seen by generation using,
Short dash spacing
Long dash spacing
Inter dash spacing
Dots