Two consecutive scaling transformation s1 and s2 are

Additive
Multiplicative
Subtractive
None of above
      _____________________________________________________________________________________
A joystick is a 

Graphics input device
Graphics output device
Both a & b
None of these
      _____________________________________________________________________________________
A view graph is 

An oversized slide designed for presentation on an O.H.P
Designed and created by exposing film to the output of the graphics system
A hard copy chart
None of the above
      _____________________________________________________________________________________
Identify the values for fill-style parameter from the following

Hollow
Hatch
Pattern
All of the above
      _____________________________________________________________________________________
Raster scan systems display a picture from a definition in a 

Display file program
Frame buffer
Display controller
None of the above
      _____________________________________________________________________________________
The slope of the line joining the points (3,0) and (5,0) is……

0
1
2
3
      _____________________________________________________________________________________
Fractals deals with curves that are 

Irregularly irregular
Regularly irregular
Irregularly regular
Regularly regular
      _____________________________________________________________________________________
....................... will free the CPU from graphics chores.

Display processor
Monitor
ALU
Video controller
      _____________________________________________________________________________________
Video devices with reduced volume, weight and power consumption are collectively known as .........

Light weight monitors
Flat-panel displays
CRT
Portable display
      _____________________________________________________________________________________
Aliasing means

Rendering effect
Shading effect
Staircase effect
Cueng effect
      _____________________________________________________________________________________
The technique of transforming one object into another is known as

Translation
Morphing
Scaling
None of the above
      _____________________________________________________________________________________
The purpose of flood gun in DVST is ...........................

To store the picture pattern
To slow down the flood electrons
To enable color pixels
To focus the electron beam
      _____________________________________________________________________________________
The region code of a point within the window is ............

1111
1010
0011
0000
      _____________________________________________________________________________________
The subcategories of orthographic projection are 

Cavalier, cabinet, isometric
Cavalier, cabinet
Isometric, dimetric, trimetric
Isometric, cavalier, trimetric
      _____________________________________________________________________________________
When an input device is placed in event mode, data input from the device is accumulated in ..................

Event queue
Read queue
Device list
None
      _____________________________________________________________________________________
Identify impact printer from the following

Drum Plotter
Inkjet printer
Electrostatic printer
Dot-matrix printer
      _____________________________________________________________________________________

Which of the following is/are fundamental method(s) of antialiasing ?
(i) Increase of sample rate.
(ii) Treating a pixel as a finite area rather than as a point. 
(iii) Decrease of sample rate.


(i) and (ii)
(ii) and (iii)
(i) only
(ii) only
      _____________________________________________________________________________________
Reflection of a point about x-axis, followed by a counter-clockwise rotation of 900 , is equivalent to reflection about the line ?

x= -y
x=0
x=y
x+y=1
      _____________________________________________________________________________________
................. includes vertex coordinates and parameters to identify the spatial orientation of polygon surfaces

Attribute table
Geometric table
Orientation table
Position table
      _____________________________________________________________________________________
(2,4) is a point on a circle that has center at the origin. Which of the following points are also on circle ?

(2,-4)
(-2,4)
(-4,-2)
All of above
      _____________________________________________________________________________________
The slope of the line joining the points (0,0) and (5,5) is……

0
1
2
3
      _____________________________________________________________________________________
Intensity representation of an image is called ......................

Frame buffer
Picture definition
Display list
Brightness
      _____________________________________________________________________________________
Two consecutive rotation transformation r1 and r2 are

Additive
Multiplicative
Subtractive
None of above
      _____________________________________________________________________________________
…………….acts as anode in CRT

The phosphorous coating
The glass panel
The deflectors
None of these
      _____________________________________________________________________________________
Identify the features of DVST from the following.

Monochromatic, Flicker free, Low resolution
Monochromatic, Flicker free
Color screens, Refresh monitors, High resolution
Expensive, Low resolution
      _____________________________________________________________________________________
Coordinate values for each vertex is stored in ......................

Coordinate table
Vertex table
Edge table
Location table
      _____________________________________________________________________________________
If all the pixels within an octant have the same color, it is referred to as .....................

Heterogeneous octant
Homogeneous octant
Simultaneous octant
Similar octant
      _____________________________________________________________________________________
The ................ simply reads each successive byte of data from the frame buffer.

Digital Controller
Data Controller
Display Controller
All of above
      _____________________________________________________________________________________
The rubber band method is also applicable to .................... objects.

Scale
Scalar
Vector
Rotate
      _____________________________________________________________________________________
. ................... is responsible for accessing the frame buffer to refresh the screen.

Graphics package
Video controller
CPU
Monitor
      _____________________________________________________________________________________
Graphics and image processing technique used to produce a transformation of one object into another is called

Animation
Morphing
Half toning
None of the above
      _____________________________________________________________________________________
The slope of the line joining the points (1,2) and (3,4) is……

0
1
2
3
      _____________________________________________________________________________________
........................... solid representation take advantage of spatial coherence to reduce the storage representations.

Sweep representation
Octree
Polygon surfaces
CSG
      _____________________________________________________________________________________
The basic geometric structures that describes a scene on display is called .................

Attributes
Output primitive
Lines
Curves
      _____________________________________________________________________________________
An axonometric projection in which the direction of the projection makes unequal angle with all the three principal axes is called

Cantilever projection
Perspective projection
Oblique projection
Isometric projection
      _____________________________________________________________________________________
A surface appearing block 

Reflects all the incident colors
Reflects all the incident colors expect block
Reflects only block and absorbs the rest
Reflects none
      _____________________________________________________________________________________
The transformation in which the dimension of an object are changed relative to a specified fixed point is called

Rotation
Reflection
Translation
Scaling
      _____________________________________________________________________________________
Each screen point is referred to as .........................

Resolution
Pixel
Persistence
Dot Pitch 
      _____________________________________________________________________________________
The region code of a point is 1001. The point is in the ................. region of window

Top right
Top left 
Bottom left
Botton right
      _____________________________________________________________________________________
Beam penetration method is usually used in ...............................

LCD
Raster Scan display
Random scan display
DVST
      _____________________________________________________________________________________
................... is a data element to store the pixels within an octant having same color

Voxel
Void
Tex
Flag
      _____________________________________________________________________________________
The process of selecting and viewing the picture with different views is called__?

Windowing
clipping
projecting
both a and b
      _____________________________________________________________________________________
Interlaced refresh procedure is allowed in ..................

LCD
DVST
Raster scan display
Random scan display
      _____________________________________________________________________________________
The shortest distance between any two dots of the same color is called ...................

Resolution
Dot Pitch 
Pixel Depth
ppi
      _____________________________________________________________________________________
An axonometric projection in which the direction of the projection makes equal angle with all the three principal axes is called

Cantilever projection
Perspective projection
Oblique projection
Isometric projection
      _____________________________________________________________________________________
Computer generated models of physical,financial and economic systems are often used for ? 

Entertainment
Quality Control
Educational Aid
None of above
      _____________________________________________________________________________________
Which technique of color CRT is used for production of realistic image

Beam penetration
Shadow mask
both a&b
None
      _____________________________________________________________________________________
The refresh rate below which a picture flicker is ................

25
30
35
40
      _____________________________________________________________________________________
The transformation in which an object is moved from one position to another in circular path around a specified pivot point is called

Rotation
Shearing
Translation
Scaling
      _____________________________________________________________________________________
Coordinates of viewport are known as ............

World coordinates
Polar coordinates
Screen coordinates
Cartesian coordinates
      _____________________________________________________________________________________
 
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