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Recent questions tagged computer-graphics
5
votes
1
answer
31
UGC NET CSE | August 2016 | Part 3 | Question: 16
A point $P(2, 5)$ is rotated about a pivot point $(1, 2)$ by 60°. What is the new transformed point $P'$ ? $(1, 4)$ $(–1, 4)$ $(1, – 4)$ $(– 4, 1)$
A point $P(2, 5)$ is rotated about a pivot point $(1, 2)$ by 60°. What is the new transformed point $P'$ ?$(1, 4)$$(–1, 4)$$(1, – 4)$$(– 4, 1)$
makhdoom ghaya
8.1k
views
makhdoom ghaya
asked
Sep 30, 2016
Computer Graphics
ugcnetcse-aug2016-paper3
computer-graphics
projection
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–
1
votes
1
answer
32
UGC NET CSE | August 2016 | Part 3 | Question: 15
Consider the Breshenham's line generation algorithm for a line with gradient greater than one, current point $(x_{ i} , y_{i} )$ and decision parameter, $d_{i}$. The next point to be plotted $(x _{i+1}, y_{i+1})$ and updated decision parameter, $d_{i+1}$ ... $x_{ i+1} = x_{ i + 1} y_{i+1} = y_{i + 1} d_{i+1} = d_{i} + 2 (dy - dx)$
Consider the Breshenham’s line generation algorithm for a line with gradient greater than one, current point $(x_{ i} , y_{i} )$ and decision parameter, $d_{i}$. The ne...
makhdoom ghaya
3.0k
views
makhdoom ghaya
asked
Sep 30, 2016
Computer Graphics
ugcnetcse-aug2016-paper3
computer-graphics
line-drawing-algorithm
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–
3
votes
1
answer
33
UGC NET CSE | August 2016 | Part 3 | Question: 14
Consider a $N$-bit plane frame buffer with $W$-bit wide lookup table with $W > N$. How many intensity levels are available at a time ? $2^{N}$ $2^{W}$ $2^{N+W}$ $2^{N-1}$
Consider a $N$-bit plane frame buffer with $W$-bit wide lookup table with $W N$. How many intensity levels are available at a time ?$2^{N}$$2^{W}$$2^{N+W}$$2^{N-1}$
makhdoom ghaya
2.1k
views
makhdoom ghaya
asked
Sep 30, 2016
Computer Graphics
ugcnetcse-aug2016-paper3
computer-graphics
frame-buffer
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–
1
votes
1
answer
34
UGC NET CSE | August 2016 | Part 3 | Question: 13
Consider a raster grid having $XY$-axes in positive $X$-direction and positive upward $Y$-direction with $X_{max} = 10$, $X_{min} = –5$, $Y_{max} = 11$, and $Y_{min} = 6$. What is the address of memory pixel with location $(5, 4)$ in raster grid assuming base address $1$ (one) ? $150$ $151$ $160$ $161$
Consider a raster grid having $XY$-axes in positive $X$-direction and positive upward $Y$-direction with $X_{max} = 10$, $X_{min} = –5$, $Y_{max} = 11$, and $Y_{min} = ...
makhdoom ghaya
5.0k
views
makhdoom ghaya
asked
Sep 30, 2016
Computer Graphics
ugcnetcse-aug2016-paper3
computer-graphics
raster-graphics
+
–
2
votes
1
answer
35
UGC NET CSE | June 2016 | Part 3 | Question: 60
Which of the following is used for the boundary representation of an image object? Quad Tree Projections Run length coding Chain codes
Which of the following is used for the boundary representation of an image object?Quad TreeProjectionsRun length codingChain codes
go_editor
2.1k
views
go_editor
asked
Aug 21, 2016
Digital Image Processing
ugcnetcse-june2016-paper3
image-compression
computer-graphics
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–
2
votes
1
answer
36
UGC NET CSE | June 2016 | Part 3 | Question: 18
Which of the following statements is/are correct with reference to curve generation? Hermite curves are generated using the concepts of interpolation Bezier curves are generated using the concepts of approximation The Bezier curve lies entirely within the convex hull ... points I, II and IV only II and III only I and II only I, II and III only
Which of the following statements is/are correct with reference to curve generation?Hermite curves are generated using the concepts of interpolationBezier curves are gene...
go_editor
2.4k
views
go_editor
asked
Aug 20, 2016
Computer Graphics
ugcnetcse-june2016-paper3
computer-graphics
+
–
1
votes
2
answers
37
UGC NET CSE | June 2016 | Part 3 | Question: 17
Let us consider that the original point is (x,y) and new transformed point is (x',y'). Further Sh$_x$ and Sh$_y$ are shearing factors in x and y directions. If we perform the y direction shear relative to x=s$_{ref}$ ... $x'=x; y'=y.Sh_x$ $x'=x; y'=Sh_y(x-x_{ref})+y$ $x'=Sh_y.y; y'=y.(x-x_{ref})$
Let us consider that the original point is (x,y) and new transformed point is (x’,y’). Further Sh$_x$ and Sh$_y$ are shearing factors in x and y directions. If we per...
go_editor
4.7k
views
go_editor
asked
Aug 20, 2016
Computer Graphics
ugcnetcse-june2016-paper3
computer-graphics
+
–
2
votes
1
answer
38
UGC NET CSE | June 2016 | Part 3 | Question: 15
Let R be the rectangular window against which the lines are to be clipped using 2D Sutherland-Cohen line clipping algorithm. The rectangular window has lower rectangular corner at (-5, 1) and upper right-hand corner at (3, 7). Consider the following ... -2,3) and F(1,2) Which of the following lines is/are candidate for clipping? AB DC EF AB and CD
Let R be the rectangular window against which the lines are to be clipped using 2D Sutherland-Cohen line clipping algorithm. The rectangular window has lower rectangular ...
go_editor
8.4k
views
go_editor
asked
Aug 18, 2016
Computer Graphics
ugcnetcse-june2016-paper3
computer-graphics
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–
5
votes
1
answer
39
UGC NET CSE | June 2016 | Part 3 | Question: 13
Consider the Breshenman's circle generation algorithm for plotting a circle with centre (0,0) and radius 'r' unit in first quadrant. If the current point is $(x_i, y_i)$ and decision parameter is $p_i$ then what will be the next point $(x_{i+1}, y_{i+1})$ ... $x_{i+1}=x_i-1; y_{i+1}=y_i; p_{i+1}=p_i+4x_i+10$
Consider the Breshenman's circle generation algorithm for plotting a circle with centre (0,0) and radius 'r' unit in first quadrant. If the current point is $(x_i, y_i)$ ...
go_editor
5.8k
views
go_editor
asked
Aug 18, 2016
Computer Graphics
ugcnetcse-june2016-paper3
computer-graphics
breshenmans-algorithm
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–
4
votes
2
answers
40
UGC NET CSE | June 2016 | Part 3 | Question: 14
A point P(5,1) is rotated by 90$^o$ about a pivot point (2,2). What is the coordinate of new transformed point P'? (3,5) (5,3) (2,4) (1,5)
A point P(5,1) is rotated by 90$^o$ about a pivot point (2,2). What is the coordinate of new transformed point P'?(3,5)(5,3)(2,4)(1,5)
Meenakshi Sharma
9.2k
views
Meenakshi Sharma
asked
Aug 13, 2016
Computer Graphics
ugcnetcse-june2016-paper3
computer-graphics
figure-rotation
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–
3
votes
3
answers
41
UGC NET CSE | June 2016 | Part 3 | Question: 16
In perspective projection, if a line segment joining a point which lies in front of the viewer to a point in back of the viewer is projected to a broken line of infinte extent. This is known as ____ View confusion Vanishing point Topological distortion Perspective foreshortening
In perspective projection, if a line segment joining a point which lies in front of the viewer to a point in back of the viewer is projected to a broken line of infinte e...
Meenakshi Sharma
2.9k
views
Meenakshi Sharma
asked
Aug 13, 2016
Computer Graphics
ugcnetcse-june2016-paper3
computer-graphics
projection
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–
4
votes
1
answer
42
UGC NET CSE | December 2015 | Part 3 | Question: 70
Consider a unit square centered at origin. The coordinates at the square are translated by a factor $\biggr( \dfrac{1}{2}, 1 \biggl)$ and rotated by an angle of $90^{\circ}$ ...
Consider a unit square centered at origin. The coordinates at the square are translated by a factor $\biggr( \dfrac{1}{2}, 1 \biggl)$ and rotated by an angle of $90^{\cir...
go_editor
6.4k
views
go_editor
asked
Aug 11, 2016
Computer Graphics
ugcnetcse-dec2015-paper3
computer-graphics
+
–
3
votes
1
answer
43
UGC NET CSE | December 2015 | Part 3 | Question: 69
Which raster locations would be chosen by Bresenham's algorithm when scan converting a line from $(1,1)$ to $(8,5)$ ...
Which raster locations would be chosen by Bresenham's algorithm when scan converting a line from $(1,1)$ to $(8,5)$?$\begin{array}{|c|c|} \hline x & y \\ \hline 1 & 1 \\...
go_editor
6.0k
views
go_editor
asked
Aug 11, 2016
Computer Graphics
ugcnetcse-dec2015-paper3
computer-graphics
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–
2
votes
1
answer
44
UGC NET CSE | December 2015 | Part 3 | Question: 67
Which of the following is/are the principle components of a memory-tube display? Flooding gun Collector Phosphorus grains Ground $\text{i and ii}$ $\text{iii only}$ $\text{iv only}$ All of the above
Which of the following is/are the principle components of a memory-tube display?Flooding gunCollectorPhosphorus grainsGround$\text{i and ii}$$\text{iii only}$$\text{iv on...
go_editor
2.7k
views
go_editor
asked
Aug 11, 2016
Computer Graphics
ugcnetcse-dec2015-paper3
computer-graphics
+
–
3
votes
1
answer
45
UGC NET CSE | December 2015 | Part 3 | Question: 50
Which of the following is not a lossy compression technique? JPEG MPEG FFT Arithmetic coding
Which of the following is not a lossy compression technique?JPEGMPEGFFTArithmetic coding
go_editor
3.4k
views
go_editor
asked
Aug 11, 2016
Computer Graphics
ugcnetcse-dec2015-paper3
computer-graphics
+
–
2
votes
1
answer
46
UGC NET CSE | December 2015 | Part 3 | Question: 33
Which of the following graphic primitives are considered as the basic building blocks of computer graphics? Points Lines Polylines Polygons $\text{i only}$ $\text{i, ii, and iii}$ $\text{i and ii}$ $\text{i and iii}$
Which of the following graphic primitives are considered as the basic building blocks of computer graphics?PointsLinesPolylinesPolygons$\text{i only}$$\text{i, ii, and ii...
go_editor
2.4k
views
go_editor
asked
Aug 10, 2016
Computer Graphics
ugcnetcse-dec2015-paper3
computer-graphics
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–
1
votes
1
answer
47
UGC NET CSE | December 2015 | Part 3 | Question: 71
Which of the following is/are the components of a CRT? Electron Gun Control Electrode Focusing Electrode Phosphor Coated Screen $\text{i and iv}$ $\text{i, ii and iv}$ $\text{i, ii, iii and iv}$ $\text{i, iii and iv}$
Which of the following is/are the components of a CRT?Electron GunControl ElectrodeFocusing ElectrodePhosphor Coated Screen$\text{i and iv}$$\text{i, ii and iv}$$\text{i,...
Sankaranarayanan P.N
3.5k
views
Sankaranarayanan P.N
asked
Aug 2, 2016
Computer Graphics
ugcnetcse-dec2015-paper3
computer-graphics
crt
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–
2
votes
1
answer
48
UGC NET CSE | Junet 2015 | Part 3 | Question: 18
Match the following : ... $\text{(a)-(iv), (b)-(v), (c)-(i), (d)-(ii), (e)-(iii)}$
Match the following :$\begin{array}{clcl} & \textbf{List-I} & & \textbf{List-II}\\ \text{(a)} & \text{Flood Gun} & \text{(i)} & \text{An electron gun designed to flood ...
go_editor
1.7k
views
go_editor
asked
Jul 31, 2016
Computer Graphics
ugcnetcse-june2015-paper3
computer-graphics
+
–
2
votes
1
answer
49
UGC NET CSE | Junet 2015 | Part 3 | Question: 17
Which of the following statements is/are incorrect? Mapping the co-ordinates of the points and lines that form the picture into the appropriate co-ordinates on the device or workstation is known as viewing transformation The right-handed cartesian co-ordinates system in ... system $\text{i only}$ $\text{i and ii}$ $\text{iii only}$ $\text{iv only}$
Which of the following statements is/are incorrect?Mapping the co-ordinates of the points and lines that form the picture into the appropriate co-ordinates on the device ...
go_editor
2.0k
views
go_editor
asked
Jul 31, 2016
Computer Graphics
ugcnetcse-june2015-paper3
computer-graphics
+
–
2
votes
1
answer
50
UGC NET CSE | Junet 2015 | Part 3 | Question: 16
Which of the following is not a basic primitive of the Graphics Kernel System (GKS)? POLYLINE POLYDRAW FILL AREA POLYMARKER
Which of the following is not a basic primitive of the Graphics Kernel System (GKS)?POLYLINEPOLYDRAWFILL AREAPOLYMARKER
go_editor
2.4k
views
go_editor
asked
Jul 31, 2016
Computer Graphics
ugcnetcse-june2015-paper3
computer-graphics
+
–
3
votes
1
answer
51
UGC NET CSE | Junet 2015 | Part 3 | Question: 14
Consider a triangle A(0,0), B(1, 1) and C(5, 2). The triangle has to be rotated by an angle of 45$^o$ ...
Consider a triangle A(0,0), B(1, 1) and C(5, 2). The triangle has to be rotated by an angle of 45$^o$ about the point P(-1, -1). What shall be the coordinates of new tria...
go_editor
14.9k
views
go_editor
asked
Jul 31, 2016
Computer Graphics
ugcnetcse-june2015-paper3
computer-graphics
figure-rotation
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–
2
votes
1
answer
52
UGC NET CSE | Junet 2015 | Part 3 | Question: 13
Give the number of principal vanishing point(s) along with their direction for the standard prospective transformation: Only one in the direction K Two in the directions i and j Three in the directions I, J and K Only two in the directions J and K
Give the number of principal vanishing point(s) along with their direction for the standard prospective transformation:Only one in the direction KTwo in the directions i ...
go_editor
3.8k
views
go_editor
asked
Jul 31, 2016
Computer Graphics
ugcnetcse-june2015-paper3
computer-graphics
transformation
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–
3
votes
1
answer
53
UGC NET CSE | December 2013 | Part 3 | Question: 66
What steps shall be required to rotate an object from point $P_1$ (as shown in fig. 1) and its placement such that what was at $P_1$ is now reduced and is at $P_2$ (as shown in fig. 2)? Translate $P_1$ to origin Scale as required Rotate Translate to the final position $P_2$ I, II and III II, III and IV I, III and IV All of the above
What steps shall be required to rotate an object from point $P_1$ (as shown in fig. 1) and its placement such that what was at $P_1$ is now reduced and is at $P_2$ (as sh...
go_editor
2.0k
views
go_editor
asked
Jul 29, 2016
Computer Graphics
ugcnetcse-dec2013-paper3
computer-graphics
non-gate
+
–
2
votes
1
answer
54
UGC NET CSE | December 2013 | Part 3 | Question: 65
The transformation required for conversion of CMY colour model to RGB colour model is given as: $\begin{bmatrix} R \\ G \\ B \end{bmatrix} = \begin{bmatrix} C \\ M \\ Y \end{bmatrix} - \begin{bmatrix} 1 \\ 2 \\ 3 \end{bmatrix}$ ...
The transformation required for conversion of CMY colour model to RGB colour model is given as:$\begin{bmatrix} R \\ G \\ B \end{bmatrix} = \begin{bmatrix} C \\ M \\ Y \e...
go_editor
1.7k
views
go_editor
asked
Jul 29, 2016
Computer Graphics
ugcnetcse-dec2013-paper3
computer-graphics
non-gate
+
–
3
votes
1
answer
55
UGC NET CSE | December 2013 | Part 3 | Question: 64
Which of the following points lies on the same side as the origin, with reference to the line 3x+7y=2? (3, 0) (1, 0) (0.5, 0.5) (0.5, 0)
Which of the following points lies on the same side as the origin, with reference to the line 3x+7y=2?(3, 0)(1, 0)(0.5, 0.5)(0.5, 0)
go_editor
5.6k
views
go_editor
asked
Jul 29, 2016
Computer Graphics
ugcnetcse-dec2013-paper3
computer-graphics
non-gate
+
–
4
votes
1
answer
56
UGC NET CSE | December 2013 | Part 3 | Question: 63
Given below are three basic rules: Squash and Stretch Slow-in and Slow-out To stage the action properly These rules are applied in case of Rendering Morphing Animation All of the above
Given below are three basic rules:Squash and StretchSlow-in and Slow-outTo stage the action properlyThese rules are applied in case ofRenderingMorphingAnimationAll of the...
go_editor
1.8k
views
go_editor
asked
Jul 29, 2016
Computer Graphics
ugcnetcse-dec2013-paper3
computer-graphics
non-gate
+
–
3
votes
1
answer
57
UGC NET CSE | December 2013 | Part 3 | Question: 62
Which of the following statements is (are) true? Two successive translations are additive Two successive relations are additive Two successive scaling operations are multiplicative I and II I and III II and III All of the above
Which of the following statements is (are) true?Two successive translations are additiveTwo successive relations are additiveTwo successive scaling operations are multipl...
go_editor
5.3k
views
go_editor
asked
Jul 29, 2016
Computer Graphics
ugcnetcse-dec2013-paper3
computer-graphics
non-gate
+
–
2
votes
1
answer
58
UGC NET CSE | December 2014 | Part 3 | Question: 18
Match the following $:$ ... $\text{a-iv, b-ii, c-iii, d-i}$ $\text{a-i, b-ii, c-iii, d-iv}$
Match the following $:$$\begin{array}{clcl} & \textbf{List – I} && \textbf{List – II} \\ \text{a.} & \text{Cavalier} & \text{i.} & \text{The direction of projection...
makhdoom ghaya
3.2k
views
makhdoom ghaya
asked
Jul 25, 2016
Computer Graphics
ugcnetcse-dec2014-paper3
computer-graphics
projection
non-gate
+
–
1
votes
2
answers
59
UGC NET CSE | December 2014 | Part 3 | Question: 17
In Cyrus-Beck algorithm for line clipping the value of $t$ parameter is computed by the relation: (Here $P_{1}$ and $P_{2}$ are the two end points of the line, $f$ is a point on the boundary, $n_{1}$ ... $\frac{(f_{i}-P_{2}).n_{i}}{(P_{1}-P_{2}).n_{i}}$
In Cyrus-Beck algorithm for line clipping the value of $t$ parameter is computed by the relation: (Here $P_{1}$ and $P_{2}$ are the two end points of the line, $f$ is a p...
makhdoom ghaya
2.1k
views
makhdoom ghaya
asked
Jul 25, 2016
Computer Graphics
ugcnetcse-dec2014-paper3
non-gate
computer-graphics
line-clipping
+
–
2
votes
1
answer
60
UGC NET CSE | December 2014 | Part 3 | Question: 15
A technique used to approximate halftones without reducing spatial resolution is known as________. Halftoning Dithering Error diffusion None of the above
A technique used to approximate halftones without reducing spatial resolution is known as________.HalftoningDithering Error diffusionNone of the above
makhdoom ghaya
1.8k
views
makhdoom ghaya
asked
Jul 25, 2016
Computer Graphics
ugcnetcse-dec2014-paper3
computer-graphics
non-gate
+
–
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