Computer Graphics

	Question
4	Given a clipping window Af20, 20), B (60, 20). C160, 40), D/20, 40). Using Sutherland Cohen algorithm find the visible portion of the line segment joining the points P(40, 80) and Q[120, 30). This question has 0 answers so far.
2	What is the function of a CRT? This question has 0 answers so far.
2	(b) Explain conceptual framework for interactive graphics. This question has 1 answers so far.
1	What is clipping? Explain Cohen - Sutherland line clipping algorithm This question has 0 answers so far.
1	Distinguish between the Cavalier vs. Cabinet projections. This question has 0 answers so far.
1	Answer any ten questions of the following: (a) Draw the architecture of a simple raster graphics system? (b) Give three differences between parallel and perspective projections. (c) Define the terms persistence and aspect ratio. (d) List three properties of B spline curve? (e) How much time is spent scanning across each row of pixels during screen refresh on a raster system with resolution of 1280x1024 and a refresh rate of 60 frames per second? (f) What is significance of homogeneous coordinate system in graphics? (g) List advantages and disadvantages of DDA algorithm for line drawing. (h) Consider a raster system with resolution of 1280x1024. How many pixels could be accessed per second in the system by a display controller that refreshes the screen at a rate of 60 frames per second? What is the access time per pixel? (i) What is Anti-Aliasing? (j) Give the transformation matrices for 3D rotation. (k) List three properties of a B-Spline curve. This question has 1 answers so far.
1	(a) Consider the square (0,0), (0,2), (2,0), (2,2). Perform a composite transformation of the square by using the following steps. (Give the coordinates of the square at each of the intermediate steps). (i) Scale by using S_x = 2 and S_y = 3. (ii) Rotate 45° in the anticlockwise direction. (iii) Translate by using T_x = 3 and T_y = 5. This question has 0 answers so far.
1	(b) Suppose there is a rectangle ABCD whose co-ordinates are A(1,1),B(4,1), C(4,4), D(1,4) and the window co-ordinates are (2,2), (5,2), (5,5), (2,5) and the given view port location is (0.5, 0) (1, 0.5), (0.5, 0.5). Calculate the viewing transformation matrix? This question has 0 answers so far.
1	(a) Describe Bresenham's line drawing algorithm with its derivation. This question has 0 answers so far.
1	a) Let R be rectangular window whose lower left-hand corner is at 1(-3,1) and upper-right hand corner is at R(2,6). Clip line segment AB with endpoints A(-4,2) and B(-1,7) using Cohn-sutherland algorithm This question has 0 answers so far.
1	(a) Prove that two successive 2D scaling are multiplicative in nature, i.e This question has 0 answers so far.
1	(b) Describe B-Spline in detail and identify the differences between b-spline and Beizer curve. This question has 0 answers so far.
1	Answer the following question: (i) What is primitive instancing? This question has 0 answers so far.
1	Answer the following question: (j) Differentiate between 2D clipping and 3D clipping. This question has 0 answers so far.
0	Fill in the blanks Common types of video display units are_______,_______,________,___________,________,______. This question has 0 answers so far.
0	Fill in the blanks Display systems comprises of display adapters,_______,________. This question has 0 answers so far.
0	Image refers to___________and screen resolution of an Image resolution refers to___. This question has 0 answers so far.
0	Interlacing is defined as________. This question has 0 answers so far.
0	The number of memory bits required to store color information about a pixel is called________and block of memory which stores bilevel intensity values for each pixel of full screen termed as________. This question has 0 answers so far.
0	Fill in the blanks. Video memory used to hold the image displayed on the screens is called as_____ This question has 0 answers so far.
0	Fill in the blanks. Unified memory architecture is______. This question has 0 answers so far.
0	Types of scanners are_________,______,_________,________. This question has 0 answers so far.
0	Difference between modeling and viewing is_______. This question has 0 answers so far.
0	Fill in the blanks. In 4 x 4 matrix representing homogenous coordinate system, firsthree elements of fourth column of this matrix are called as_______. This question has 0 answers so far.
0	Fill in the blanks. Linear transformations includes_______,______,________,_______. This question has 0 answers so far.
0	Perspective Projection is defined as__________. This question has 0 answers so far.
0	Types of axonometric transformations are________,_______,________. This question has 0 answers so far.
0	Fill in the blanks. Primitive instancing in representing solids as_________. This question has 0 answers so far.
0	Fill in the blanks. Methods of controlling animation are_______,_____,_____,_____,______,______. This question has 0 answers so far.
0	Write an Brescham algorithm (midpoint) for drawing an ellipse. This question has 0 answers so far.
0	Draw only first quadrant for a circle having radius 8 units and the circle is origin centred. This question has 0 answers so far.
0	Explain Sutherland-Cohen algorithm for clipping windows. This question has 0 answers so far.
0	Define world or user, normalized device (NDC), and device (DC)coordinate systems. Only give matrix for transforming world coordinate system to normalized device coordinate system and transformation matrix form NDC to DC. This question has 0 answers so far.
0	What is homogenous coordinate system? Give its geometric interpretation. This question has 0 answers so far.
0	Find transformation coordinates of a triangle ABC which firstreflected about x-axis and then about a line y =-x. This question has 0 answers so far.
0	Explain Projection Plane, view plane coordinates and view volume W.r.t 3D graphics. State and explain anomalies of perspective Projection. This question has 0 answers so far.
0	What is the physical significance of vanishing point? Why vanishing point is a direction? Explain truce point. This question has 0 answers so far.
0	What do you understand by perspective-foreshorting? How willyou explain the for shorting factor 3-point perspective transformation? This question has 0 answers so far.
0	Differentiate between cubie B-spline and Bezier curves. This question has 0 answers so far.
0	Explain octrees representation of solid objects. This question has 0 answers so far.
0	How to find neighbours in octrecs. This question has 0 answers so far.
0	Explain wing-edge representation for representing solids. This question has 0 answers so far.
0	What is Shading? Give different types of shading models and explain phong shading. This question has 0 answers so far.
0	What are different types of problems faced with these interpolated shadings. This question has 0 answers so far.
0	What are frame grabbers? Are frame grabbers different from frame buffers? This question has 0 answers so far.
0	If a monitor screen has 525 seamlines and an aspect raho ol 34 and if each pixel contains 8 bits worth of intensity information, how marty bits/second will be needed to show 30 frames/second, 5. This question has 0 answers so far.
0	Compare and contrast the operating characteristics of Raster refresh systems, plasma Panels and LCD's. This question has 0 answers so far.
0	Write short notes on Raster Display Architecture. This question has 0 answers so far.
0	Write short notes on Antialising. This question has 0 answers so far.
0	Write short notes on Fractal Models. This question has 0 answers so far.
0	Write short notes on Animation. This question has 0 answers so far.
0	Write short notes on Procedurar Model for modification of objects. This question has 0 answers so far.
0	Give two differences between random scan and raster scan display system. This question has 0 answers so far.
0	Define the terms Bit map, pixel map and resolution. This question has 0 answers so far.
0	What is interlacing? This question has 0 answers so far.
0	Specify first order parametric continuity condition for two curves? This question has 0 answers so far.
0	Give a chart classifying the various projections. This question has 0 answers so far.
0	List various input devices used in interactive graphics. This question has 0 answers so far.
0	Consider a raster system with resolution of 1280 x 1024. What sizes of frame buffer (in bytes) are needed for the system to store 24 bits per pixel and 12 bits per pixel respectively? This question has 0 answers so far.
0	What is an Octree? This question has 0 answers so far.
0	Mention two advantages of LCD displays over Plasma displays. This question has 0 answers so far.
0	Describe Bresenham's circle drawing algorithm. Draw a quadrant of a circle of radius 6 with center (1,3) giving all steps. This question has 0 answers so far.
0	Using Bresenham's line drawing algorithm find out the list of the activated pixels for the line from (5, 5) to (13,9). This question has 0 answers so far.
0	Discuss the advantages of interactive graphics? Give a classification of applications where interactive graphics are used. This question has 0 answers so far.
0	What is the significance of homogenous coordinate system in graphic? Give 3D transformation matrices for rotation in homogeneous coordinate system Magnify the triangle with vertices A[0, 0), B(1, 1). C(5, 2) to twice its size keeping C(5, 2) fixed. This question has 0 answers so far.
0	A triangle is defined by vertices A(2,2), B(4,2), C(4,4). Find the transformed coordinates of the triangle after rotation about origin through 90° followed by reflection about the line y = -X. This question has 0 answers so far.
0	Discuss steps and give matrix to transform an object from window to viewport. This question has 0 answers so far.
0	What are B spline curves? Describe the various types of B splines. This question has 0 answers so far.
0	What are spatial partitioning representation and boundary representations? This question has 0 answers so far.
0	Discuss the various types of parallel projections. This question has 0 answers so far.
0	Explain Z-Butler Method for hidden surface removal with an example. This question has 0 answers so far.
0	Explain Cohen Sutherland clipping algorithm for 3D clipping. This question has 0 answers so far.
0	Explain Role of Video Controller in Raster Display Systems. This question has 0 answers so far.
0	Explain Conceptual framework for interactive Graphics. This question has 0 answers so far.
0	Explain Matrix representation of 3D Scaling This question has 0 answers so far.
0	Explain Transformation as a change in Coordinate System This question has 0 answers so far.
0	Explain Polygon Mesh This question has 0 answers so far.
0	Explain Octree This question has 0 answers so far.
0	What do you mean by scan conversion? Derive the equations for can converting a line using Bresenham's line drawing algorithm. This question has 0 answers so far.
0	Differentiate between Random scan and Rester scan Explain random scan display processor with suitable diagram. This question has 0 answers so far.
0	Explain the transformation matries or wars 2D transformation in homogenous coordinates. This question has 0 answers so far.
0	Deline parametric Bleuble surface Discus Hermite surface in detail. This question has 0 answers so far.
0	State and prove property of Hezier Curve with four control points. This question has 0 answers so far.
0	What is CSG? Discuss various user sentences for sold modeling This question has 0 answers so far.
0	What do you mean by Hidden surface? Discuss z - buffer method for removal of hidden surface. This question has 0 answers so far.
0	Define Projection? Differentiate between parte and perspective projection with suitable examples. This question has 0 answers so far.
0	"Hidden surface should be removed' why? Discuss painter's algorithm for hidden surface removal. orithm for Hidden This question has 0 answers so far.
0	Define Orthographic projection Discuss different applications of parallel and perspective projections. This question has 0 answers so far.
0	Write short notes on Touch Panel Screen This question has 0 answers so far.
0	Write short notes on Antialiasing This question has 0 answers so far.
0	Write short notes on Significance of 4 bit code in line clipping. This question has 0 answers so far.
0	Write short notes on Homogeneous coordinate system. This question has 0 answers so far.
0	Write short notes on Matrix representation of 2-D shearing. This question has 0 answers so far.
0	Write short notes on Primitive Instancing. This question has 0 answers so far.
0	Write short notes on Projections. This question has 0 answers so far.
0	Write short notes on Vanishing point. This question has 0 answers so far.
0	Write short notes on Object Space method. This question has 0 answers so far.
0	Write short notes on Frame buffer. This question has 0 answers so far.
0	Describe Mid-Point line drawing algorithm with it's complete derivation. This question has 0 answers so far.
0	Scan convert the straight line using Midpoint line algorithm whose end points are(0,0) and (5,6). This question has 0 answers so far.
0	Distinguish between Interactive vs. Non Interactive graphics? This question has 0 answers so far.
0	Distinguish between Raster vs. Random Scan display. This question has 0 answers so far.
0	Discuss Cohen-Sutherland line clipping algorithm with a suitable example. This question has 0 answers so far.
0	What do you understand by window port and view port? Briefly describe the steps to transform an object from window port to view port view conversion. This question has 0 answers so far.
0	Explain that how solids are represented by using Boundary representation (B-rep)Technique and Constructive Solid Geometry (CSG) Technique? This question has 0 answers so far.
0	Describe Polygon Meshes. This question has 0 answers so far.
0	State the properties of Bezier curve. For the cubic Bazier Curve (n=3), find all the blending functions and the Bezier matrix. This question has 0 answers so far.
0	What do you mean by B-Spline curves? Identify the difference between Bezier and B-spline curve. This question has 0 answers so far.
0	How parallel projections are different from perspective projections? Explain by discussing suitable example. This question has 0 answers so far.
0	What is Hidden Surface Removal Method? Why do we need to remove hidden surface? Discuss the Depth Buffer Z buffer) algorithm for hidden surface removal. This question has 0 answers so far.
0	Distinguish between the 2-D clipping vs. 3-D clipping. This question has 0 answers so far.
0	Describe Matrix representation of 2D rotation. This question has 0 answers so far.
0	Describe Random versus Raster scan displays This question has 0 answers so far.
0	Describe Resolution. This question has 0 answers so far.
0	Describe Conditions for smoothly joining two Bezier curve segments. This question has 0 answers so far.
0	Describe image space method versus object space method. This question has 0 answers so far.
0	Describe Frame buffer. This question has 0 answers so far.
0	Describe Regularized boolean set operations This question has 0 answers so far.
0	Describe Polygon mesh. This question has 0 answers so far.
0	Describ Types of projections This question has 0 answers so far.
0	Describ Dream weaver. This question has 0 answers so far.
0	Describe Cohen-Sutherland algorithm for line clipping. Give its limitations. This question has 0 answers so far.
0	using Bresenham's circle drawing algorithm draw the quadrant of a circle with centre as (0.0) and radius 8. This question has 0 answers so far.
0	Using Bresenham's line drawing algorithm find out the list of the activated pixels for the line from (20,10) to (25,14). This question has 0 answers so far.
0	Give the conceptual framework for interactive graphics. Enumerate the advantages of interactive graphics? This question has 0 answers so far.
0	What are homogeneous coordinate systems? Explain their use in computer graphics. A Polygon has four verticesbessed at A (20, 10). B (60, 10).C(60,30) and D(20, 30). Indicate a transformation matrix to double the size of the polygon with point A located at the same place? Show your steps Workout the coordinates of the transformed polygoa. This question has 0 answers so far.
0	Give the transformation matrices for the various 3D transformations in homogeneous coordinates. This question has 0 answers so far.
0	Discuss Steps to window-to-view port transformation and hence derive the transformation matrix. This question has 0 answers so far.
0	Explain Octree representation. This question has 0 answers so far.
0	Determine the Bezier curve four control points State and prove a property of Bezier curve. This question has 0 answers so far.
0	Describe B-Splines and their application in detail. This question has 0 answers so far.
0	Describe constructive solid geometry with the help of an example. This question has 0 answers so far.
0	Discuss the Depth-Burter(2-buffer) algorithms for hidden surfe removal. This question has 0 answers so far.
0	Explain the various types of parallel projections. This question has 0 answers so far.
0	Discuss depth sorting method (Pict's algorithm) for hidden surface removal. This question has 0 answers so far.
0	Explain persepective projection and its types. Discuss the relative advantages and disadvantages of perspective projections and parallel projections. This question has 0 answers so far.
0	Answer the following questions: (a) Define refresh buffer/frame buffer. This question has 0 answers so far.
0	Answer the following questions: (b) What is pixel? This question has 0 answers so far.
0	Answer the following questions: (c) Digitize a line from (10, 12) to (15, 15) on a raster screen using Bresenhams straight line algorithm. This question has 0 answers so far.
0	Answer the following questions: (c) Digitize a line from (10, 12) to (15, 15) on a raster screen using Bresenhams straight line algorithm. This question has 0 answers so far.
0	Answer the following questions: (d) Define view port. This question has 0 answers so far.
0	Answer the following questions: (e) What are Parametric curves? This question has 0 answers so far.
0	Answer the following questions: (f) Define Clipping. This question has 0 answers so far.
0	Answer the following questions: (g) What is Output Primitive? This question has 0 answers so far.
0	Answer the following questions: (h) What is meant by antialising? This question has 0 answers so far.
0	Answer the following questions: (i) Define Translation. This question has 0 answers so far.
0	Answer the following questions: j) Differentiate parallel projection from perspective projection. This question has 0 answers so far.
0	(a) Explain DDA line drawing algorithm with Example. This question has 0 answers so far.
0	(b) What do you mean by scaling? Give example. This question has 0 answers so far.
0	Write about Cohen-Sutherland line clipping algorithm with an example. This question has 0 answers so far.
0	Write down and explain the Bresenham's circle drawing algorithm.Assume 10 cm as the radius and co-ordinate as the centre of. This question has 0 answers so far.
0	(a) Write short notes on Bezier Curves. This question has 0 answers so far.
0	(b) Derive the Bezier metric. This question has 0 answers so far.
0	(b) Derive the Bezier metric. This question has 0 answers so far.
0	(c) Write down the condition for smoothly joining curve segments. This question has 0 answers so far.
0	(a) Write down the process of drawing Oblique Projection on xy plane.Explain with the help of an example. This question has 0 answers so far.
0	(b) What are isometric projections? This question has 0 answers so far.
0	(a) How to generate projection from One Vanishing Point Method? This question has 0 answers so far.
0	(b) Describe the concept of Solid Modelling. This question has 0 answers so far.
0	Write short notes on the following: (a) Area Subdivision Method This question has 0 answers so far.
0	Write short notes on the following: (b) Z-Buffer Method This question has 0 answers so far.
0	Write short notes on the following: (c) Specular Reflection Model This question has 0 answers so far.
0	(a) Derive condition for scan converting a circle using Bresenham's circledrawing algorithm. Draw an octant of a circle of radius 8 and centered at origin giving all steps. This question has 0 answers so far.
0	(b) List and explain the applications of interactive computer graphics. This question has 0 answers so far.
0	(a) Given a clipping window A[20, 20) B(60, 20) C(60, 40) D(20, 40). Using Cohen Sutherland algorithm find the visible portion of line segment joining the point P(40, 80) Q(120, 30)? This question has 3 answers so far.
0	(by Discuss about midpoint subdivision algorithm. This question has 0 answers so far.
0	(b) Derive the transformation matrix for reflection of a point about an arbitrary line y =mx+c. This question has 0 answers so far.
0	(a) A polygon is describe by A(40, 70), B (60, 40), C(40, 10), D(20, 40) & A(40, 70). It is desired to scale up the polygon to double of the size but located at the same position. Indicate the necessary transformation to carry out the task and find the transformed coordinates of the polygon. This question has 0 answers so far.
0	(a) Construct enough points on the Bezier curve whose control points are Po(4,2), P:(8,8) and P_o(16,4) to draw an accurate sketch. What is the degree of the curve? What are the coordinates at v=0.5? This question has 0 answers so far.
0	(b) Explain Boundary representations with examples. This question has 0 answers so far.
0	(a) Write in detail on CSG methods and how CSG operations are implemented using ray casting methods. This question has 0 answers so far.
0	(b) List all the properties of the Bezier curve. Prove one property of the curve. This question has 0 answers so far.
0	(a) Define principal vanishing point. Discuss types of perspective projections. This question has 0 answers so far.
0	(b) Explain the Depth sorting Algorithm for Hidden Surface Removal. This question has 0 answers so far.
0	(a) Find the transformation for Cavalier projection with @ = 45°. Find the projection of a unit cube using the Cavalier transformation. This question has 0 answers so far.
0	(b) Describe the three dimensional Cohen-Sutherland clipping algorithm. This question has 0 answers so far.
0	(b) Using Mid-Point circle algorithm draw a quadrant of circle of radius 7 with center (0,0). This question has 0 answers so far.
0	(a) Perform a 45° rotation of triangle A(0,0), B(1,1), C(5,2) about P(-1,1). This question has 0 answers so far.
0	(b) Explain window-to-viewport transformation. This question has 0 answers so far.
0	(b) Explain matrix representation of 3D transformations. This question has 0 answers so far.
0	(a) State the properties of Beizer curves. Find all blending function, for Beizer curve (n=3). This question has 0 answers so far.
0	(a) What do you understand by hidden surface removal. Explain Painter'salgorithm. This question has 0 answers so far.
0	(b) Explain various types of parallel projection. This question has 0 answers so far.
0	(a) Explain various types of perspective projections. This question has 0 answers so far.
0	(b) Explain Z-buffer method for hidden surface removal. This question has 0 answers so far.
0	Explain the following:- (a) Boundary representation This question has 0 answers so far.
0	Explain the following:- (b) Spatial partitioning This question has 0 answers so far.
0	Explain the following:- (c) CSG This question has 0 answers so far.
0	Explain the following:- (d) Sweep representation This question has 0 answers so far.
0	Answer the following question: (a) Explain eight-way symmetry of circle. This question has 0 answers so far.
0	Answer the following question: (b) What is anti-aliasing? This question has 0 answers so far.
0	Answer the following question: (c) What is the role of video controller in raster scan system? This question has 0 answers so far.
0	Answer the following question: (d) What are the coordinates of the point P (2,-4) after rotating by 30° about the origin? This question has 0 answers so far.
0	Answer the following question: (e) Explain the working of color CRT. This question has 0 answers so far.
0	Answer the following question: (f) Define Homogeneous coordinate system. This question has 0 answers so far.
0	Answer the following question: (g) Differentiate between Orthographic and Oblique projection. This question has 0 answers so far.
0	Answer the following question: (h) Briefly explain the concept of Polygon meshes. This question has 0 answers so far.

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