Translation equation:x1 = x + Txy1 = y + TyWhat is another name for the Translation pair (Tx, Ty)?
Shift Vector
Shift Coordinates
Translation points
None of the above
Correct Answer :
A. Shift Vector
The translation pair (Tx, Ty) is called as the shift vector.
Related Questions
Can a dotted line be seen by generation using,
Short dash spacing
Long dash spacing
Inter dash spacing
Dots
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
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
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
Which controller is used in the frame buffer?
Display controller
Data controller
Digital controller
None of the above mentioned
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
Can we represent multiple scenes from a real-world coordinate system on the viewport? If yes, how?
By using multiple viewports
By using multiple window ports
Both a. and b.
No, we cannot represent multiple scenes from a real-world coordinate system on the viewport
An instrument that transforms electrical energy into light are referred to as,
Liquid Crystal Display
Light Crystal Display
Liquid Crystal Diode
None of the above mentioned
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
The colour transformation is performed in the centre of the process___
Dual color model
Single color model
Rotation color model
None of these
CRT stands for,
Cathode Random Tunnel
Cathode Ray Tube
Cathode Random Tube
Cathode Ray Tunnel
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 ___ 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 are the fundamental characteristics of a straight line?
Width
Color
Type
All of the mentioned 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
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
|m|
A set proportional to a small horizontal deflection voltage
A set corresponding vertical deflection
Only B
All of the mentioned above
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
A line can be seen by,
Two points
One point
Four points
Three points
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
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
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
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
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
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
Which of the following transformation techniques is responsible for altering (either enlarging it or diminishing it) the size of the object?
Translation
Rotation
Scaling
None of the above
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
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
RGB models are used for,
Graphical display
Graphical error
Graphical system
None of the above mentioned