Raster Scan Displays is used to describe,
Screen
Display
Matrix
Array
Correct Answer :
C. Matrix
Raster Scan Display is based on television technology. Raster Scan Display is a type of most common graphics monitor. In this system an electron beam sweeps across the system screen from top to bottom manner and covers one row at a time.
Related Questions
Can a dotted line be seen by generation using,
Short dash spacing
Long dash spacing
Inter dash spacing
Dots
A most suitable feature of a Graphics Card is to,
Send graphical data to the output unit
Receive graphical data to the input unit
Send graphical data from output unit
Receive graphical data to the output device
What are the fundamental characteristics of a straight line?
Width
Color
Type
All of the mentioned 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 part of the CRT contains cathode?
Focusing system
Electron Gun
Screen
Control Electrode
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
The transformation set is also known as,
Translation difference
Rotation colour model
Colour Mapping Functions
None of these
___ 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
In a graphics system, the most prominent output device is,
VDU (Visual Display Unit)
Printer
Joystick
None of the above mentioned
Which one of the following does not fit for Random Scan and Raster Scan?
Polygon Drawing Techniques
Line Drawing Techniques
Techniques to display an image on the screen
Only A
The transformation of the entity in relation to an axis is called the reflection image.
Reflection
Translation
Only A
Only B
Raster Scan Displays is used to describe,
Screen
Display
Matrix
Array
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
___ is a rigid body transformation that enables an entity to shift without deforming.
Rotation
Translation
Only 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
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
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 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
Which of the following options is not correct according to the definition of Computer Graphics?
Computer Graphics is used for animation purposes.
Computer graphics can be used to provide better user interface.
Computer graphics can improve the sound quality of a video
None of the above
GUI stands for,
Graphical Usable Interface
Graphical User Interface
Graph Users Interface
Graphic User Interface
What is the range of the pixels in a Grayscale images?
0 - 1
0 - 255
0 - 210
None of the above
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 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
DVST stands for
Direct View Storage Tube
Digital View Storing Time
Direct Visual Storing Tube
Digital View Storage Tube
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 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
|m|
A set proportional to a small horizontal deflection voltage
A set corresponding vertical deflection
Only B
All of the mentioned above
A display controller converts 0s and 1s to the ...
Display Devices
Video signal
Text wrapping
None of the above 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