File hosted by educationobserver.com/forum 1. Basic geometric transformation include a. Translation b. Rotation c. Scaling d. All of these 2. Some additional transformation are a. Shear b. Reflection c. Both a & b d. None of these 3. The transformation in which an object is moved in a minimum distance path from one position to another is called a. Translation b. Scaling c. Rotation d. Reflection e. 4. The transformation in which an object is moved from one position to another in circular path around a specified pivot point is called a. Translation b. Scaling c. Rotation d. Reflection 5. The transformation in which the dimension of an object are changed relative to a specified fixed point is called a. Translation b. Scaling c. Rotation d. Reflection 6. The selection and separation of a part of text or image for further operation are called File hosted by educationobserver.com/forum a. Translation b. Shear c. Reflection d. Clipping 7. The complex graphics operations are a. Selection b. Separation c. Clipping d. None of these 8. In computer graphics, a graphical object is known as a. Point b. Segment c. Parameter d. None of these 9. An object can be viewed as a collection of a. One segment b. Two segment c. Several segments d. None of these 10.Every segment has its own attributes like a. Size, visibility b. Start position c. Image transformation d. All of these 11.By using the attributes of segment , we can________ any segment a. Change b. Control c. Print d. None of these e. File hosted by educationobserver.com/forum 12.A two-dimensional array contain the details of all the segment are called a. Segmentation table b. Segment name c. Operation d. None of these e. 13.We assign all the attributes of segment under this a. Segment name b. Segment size c. Array d. None of these 14.The initial size of segment will be_______ a. 1 b. 0 c. 2 d. 3 15.The removal of a segment with its details are called a. Alter the segments b. Deletion of segments c. Closing the segment d. None of these 16.Deletion of any segment is much________ than creation of any new segment a. Easier b. Difficult c. Higher d. None 17._______is very important in creating animated images on the screen a. Image transformation b. Morphing c. Clipping File hosted by educationobserver.com/forum d. None of these 18.Which attributes of image transformation change the size of an image corresponding to the x-axis and yaxis a. SCALE-X b. SCALE-Y c. Both a & b d. None of these 19.Which attributes of image transformation change the position of image corresponding to the x-axis and yaxis a. TRANSLATE-X b. TRANSLATE-Y c. Both a & b d. None of these e. 20.Which attributes of image transformation rotate the image by a given angle a. TRANSLATE-X b. TRANSLATE-Y c. Both a & b d. None of these 21.Which attributes of image transformation rotate the image by a given angle a. ROTATE-X b. ROTATE-Y c. Both a & b d. None of these 22.The graphics method in which one object is transformed into another object are called a. Clipping b. Morphing c. Reflection d. Shear 23.Example of morphing are File hosted by educationobserver.com/forum a. Oil takes the shape of a car b. A tiger turns into a bike c. Both a & b d. None of these e. 24.A many sided figure is termed as a. Square b. Polygon c. Rectangle d. None 25.The end point of polygon are called as a. Edges b. Vertices c. Line d. None of these 26.The line segment of polygon are called as a. Edges b. Vertices c. Line d. None of these 27.How many types of polygon are a. One b. Two c. Three d. Four 28.What are the types of polygon a. Convex polygon b. Concave polygon c. Both a & b d. None of these Convex polygon b. Convex polygon b.com/forum 29. Concave polygon c. None of these e.File hosted by educationobserver. None of these e. Both a & b d. None of these 30. Vertices points . Negatively oriented b. Positively oriented c. None 32. Both a & b d.In which polygon object appears only partially a.If the visit to the vertices of the polygon in the given order produces an clockwise loop are called a. Concave polygon c.Which things are mainly needed to make a polygon and to enter the polygon into display file a. If the visit to the vertices of the polygon in the given order produces an anticlockwise loop are called a. Negatively oriented b. None of these 34. Positively oriented c. Both a & b d. Convex polygon b.If a line joining any two of its interior points lies not completely inside are called a. Concave polygon c. Both a & b d. 33. Both a & b d. No of sides of polygon b. 31.If a line joining any of its two interior points lies completely within it are called a. Absolute and relative coordinates c. None of these e. Even-odd method b. Rotation d.Which approaches are used for determine whether a particular point is inside or outside of a polygon a.The process of mapping a world window in world coordinate system to viewport are called a. Scaling 39. Both a & b d. 37. None 36. Shear c. View Port c.The transformation that disturbs the shape of an object are called a.The transformation that produces a parallel mirror image of an object are called a. Reflection b.y-direction as well as in both the direction depending upon the value assigned to shearing variables . Rotation d. Scaling 38.com/forum c.In which transformation the shape of an object can be modified in x-direction . None of these 35. Shear c.File hosted by educationobserver. Screen coordinate system 40. Positive and negative coordinates b. Both a & b d. Reflection b. Both a & b d. Winding number method c. Transformation viewing b.Two types of coordinates are a. Clipping window d. The rectangle space in which the world definition of region is displayed are called a. Shear c. None of these 44. Clipping window d. Clipping 42.com/forum a. Shearing c. . Scaling 41. World coordinate system d. Screen coordinate system b. View port c. Translation b. World coordinate system d. None of these 45. Screen coordinate system b.The object space in which the application model is defined a. Rotation d.File hosted by educationobserver.The space in which the image is displayed are called a. Reflection b. Screen coordinate system 43. Clipping window or world window c.The process of extracting a portion of a database or a picture inside or outside a specified region are called a. Screen coordinate system b. Clipping window c.The rectangle portion of the interface window that defines where the image will actually appear are called a. Transformation viewing b. None of these e. Clipping window or world window c. World coordinate system d. Reflection d. All of these 48. None of these 51. pre-multiples b. both a & b d. image. waveform or other form of information are called a. point clipping c.File hosted by educationobserver. post-multiples c. Subtraction c. none of these 50. None of these 49. Clipping d.The alteration of the original shape of an object. curve clipping b. Reflection c.The process of cutting off the line which are outside the window are called a. polygon clipping d. Composition of matrix b.Each successive transformation matrix _________ the product of the preceding transformation a. Reflection b.Some common form of clipping include a. Distortion .A composite transformation matrix can be made by determining the ________of matrix of the individual transformation a.com/forum 46. Addition b. Product d. sound. Both a & b are same d. Clipping window 47. Shear b.Forming products of transformation matrices is often referred as a. Concatenation of matrix c. 1960 . movies d. b. Rotation d.Additive a. Multiplicative c.Two consecutive rotation transformation t1 and t2 are a. The graphics can be a. None of these 52. William fetter in 1960 b. A light pen c. Bank of switches c.com/forum c. James fetter in 1969 d. Subtractive c.Two consecutive scaling transformation t1 and t2 are a. Subtractive c. Personal computer become powerful during the late a. None of these e. None of these 1. All of these 4. All of these 2. None of these 53. Drawing c. 54. Computer graphics was first used by a.File hosted by educationobserver. Additive b. Additive b. 3. Two consecutive translation transformation t1 and t2 are a. Multiplicative d. Subtractive b. John Taylor in 1980 a. Simulation b. James gosling in 1991 The component of interactive computer graphics are Display unit d. Multiplicative d. Photograph. 1970 c. 1960 c. Four Three dimensional graphics become popular in games designing . 1996 b. graphics c. d. b. None of these a. 1999 a. quake b. Graphics is one of the_________ major key element in design of multimedia application a. Scalar and raster None of these 11. b. Types of computer graphics are b. 1950 a. Palette 12. 1960 c. Five b.com/forum b. which environment has been one of the most accepted tool for computer graphics in business and graphics design studios a. 8. 1950 6. 1980 c. 5. multimedia 7. Raster images are more commonly called a. Pix map . one of the first fully 3D games was released in year a. Pixels b. 1976 d. Vector graphics is composed of a. Raster graphics are composed of b. Three d. 1970 d. Macintosh d. 1980 Three dimensional computer graphics become effective In the late 1980 d. d.File hosted by educationobserver. Paths None of these 13. Pixels c. 1986 10. Palette c. Vector and raster c. The quake . Vector and scalar c. Paths d. multimedia and animation during the late 1970 d. Eight a. 1990 9. EGA None of above 21. d. One dimensional grid c. None of these a. Two dimensional grid c. Analog images b. None of these 15. The quantity of an image depend on a. No. Three dimensional grid d. Smaller d. Pixel can be arranged in a regular b. GIF c. Both a & b 16. A palette can be defined as a finite set of colors for managing the a. No._______ the image quality b.com/forum b. None of these a. bitmap d. TIFF c. None of above 19. both a & b 14. Two or three c. Incompatible d. Bad 18. Several graphics image file formats that are used by most of graphics system are b. JPEG . One or two None of these 17. Higher the number 0f pixels. d. Each pixel has ________basic color components b. None a. Sending graphics data to output unit d. Three or four c. Display card are b. No. Both a & b 20. of line used by image c. VGA c. Compatible b. Display card is used for the purpose of a. None of these a. Receiving graphics data from output unit 22. Digital images d. Both a & b c. none of these a.File hosted by educationobserver. of pixel used by image b. Better c. Sending graphics data to input unit b. The brightness of each pixel is a. of resolution used by image d. d. None of these a.com/forum d. EPS means a. Bitmap c. Encapsulated post script d. Medium 24. Temporarily c. Faster d. Bitmap c. None of these 27. Both a & b d. EPS image file format is used for a. Entire post scale c. None 25. The subtractive color model use the concept of a. b. Color apparent in subtractive model are the result of a. Light to display color c. All of these 23. None of these Light to display color None of these 30. Flow of light Transmission of light c. Amount of Reflected light c. Both a & b d. None of these 31. b. Printing line d. Slower b. Flow of light d. Printing ink c. Reflected light b. Permanently c. The GIF format is much _________to be downloaded or uploaded over the www a. Color apparent in additive model are the result of a. Transmission of light d.File hosted by educationobserver. The additive color models use the concept of b. Vector graphics 26. Both a & b d. None of these a. Printing line 29.some data is lost b. Once a file is saved in JPEG format . Vector graphics b. None of these . None of these a. Entire post script b. TIFF (tagged image file format )are used for b. Printing ink 28. com/forum 32. Computer display 34. Magenta color d. Black color c. d. White color 36. Computer display b. Larger d. None a. RGB and CMKY c. Color depth can be defined by ________ which can be displayed on a display unit b. Magenta color 37. White color b. Blue color a. Lesser b. 24bit . None of these a. One color b. The intersection of primary CMYK color produces b. RGB model are used for a. Painting d. Bytes per pixel None of these 39. Printing c. Megabyte per pixel c. Two color d. CMYK model are used for b. Three color 40. 32bit None 41. d. The RGB model display a much _______ percentage of the visible band as compared to CMYK a. Printing c. RBG and CYMK None 33. The intersection of three primary RGB color produces a. None of these 35. Cyan color d. 64bit c. Bits per pixel c. None of these a. Medium 38. Two dimensional color model are a. Each bit represent a. Black color c. d. RGB true color model has _______ color depth b.File hosted by educationobserver. RGB and CMYK b. 24bit c. CMYK true color model has _______ color depth a. Painting d. 16bit 32bit 43. Input device 50. The electron gun assembly d. None a. Output device . Graphics with limited features is known as a. Refresh CRT consist of a. Direct view storage tube Domain view storage tube c. 64bit 42. 24bit c. Glass wrapper The phosphor viewing surface c. 15 times b. 45 times 49. Computer of present time have much higher memory and ________ storage capacity c. 35 times d. Cathode ray tube c. Much smaller b. None 46. Common ray tube d. Passive graphics d. Active graphics b. Persistence b. Grayscale image a. None c. The electron beam in a color picture tube is refreshed_______ times in a second to make video realistic a. CRT means a. 32bit d. Much slower 45. This is known as a. b. Resistance c. None 48. DUST means a. Direct view store tube d. Generators d. 25 times c. b. Much bigger d. d. DUST is rarely used today as part of b. None of these 44. Grey scale images have a maximum color depth of b. All of above 47.File hosted by educationobserver. The amount of time the phosphor produce light or shine is controlled by chemical composition of the phosphor. None a. Common ray tube b.com/forum b. 8bit c. The second grid in DUST is called a. None 54. High negative potential c. 1960 c. None 53. Interactive graphics is useful in a. Storage mesh c. 1950 c.File hosted by educationobserver. Low positive potential b. Glass d. High positive potential d. Collector d. None a. Phosphor c. Phosphor b. 1950 b. 1970 d. Computer aided design c. Ability to selectively erase part of an image 55. None 56. Both a & b 59. Inability to produce bright picture d.com/forum c. 1990 a. Process control d. Paint brush . is there refresh buffer a. Display systems None 51. d. The origin of computer graphics was developed in b. No d. Computer graphics is used in many DTP software as b. 1960 1990 58. Photoshop c. None a. All of these a. Training pilots b. A major disadvantage of DUST in interactive computer graphics is b. In DUST . Yes b. The electron beam in DUST is designed to draw directly to b. d. To increase the energy of these slow moving electron and create a bright picture in DUST . 1970 57. Both 52. Inability to selectively erase part of image from screen c. Storage mesh c. the screen is maintained at a a. The term business graphics came into use in late a. Medium 64. None of these a. Both a & b d. Difficult c. d. Pixel drawing application c. None of above 69. Line drawing application b. In beam penetration method of color CRT. Shadow mask and random scan b. two layer of phosphor coated are . International standards organization b. Raster scan is _______ expensive than random scan a. Two basic technique for producing color display with a CRT are a. The resolution of raster scan display is b. The standardization is needed a. Generic kernel system 62.File hosted by educationobserver. GKS was developed by the a. To allow them to use in different application environment d. 10 61. 20 60. Low c. None of these a. Random scan systems are designed for a. High None 65. Not fill 66. All of these a. To increase their utility c. More b. 30 c. Solid pattern in random scan display is ____ to fill b. Both a & b 68. None c.com/forum d. Graphics kernel system c. d. Easy None of these 67. Less d. Random scan and raster scan d. None of these a. 40 d. Beam penetration method and shadow mask method c. GKS stands for b. Graphics kernel stands None of these 63. Any CRT based display must be refreshing at least_______ times a second b. d. Color drawing application d. To make application programs more portable b. National standard organization c. 2 None of these 72. Shadow mask method d. White a. None of these 70. Yellow d. Blue c. Shadow mask method is used in a. Magenta 73. 1 c. d. Beam penetration method None of these 76. Yellow White 74. Red and blue b. Random scan system c. Which color is produced with the green and red dots only a. Raster scan system . None a.File hosted by educationobserver. In which method of CRT. Beam penetration method b. Inner is red and inner is green d. Which technique of color CRT is used for production of realistic image b. Magenta c. Both a & b 77. b. None of these a. 3 71. convergence problem occur a. Cyan color is produced when the blue and green are activated a. Raster scan system None of these 78. A shadow mask CRT has _____ phosphor color dots at each pixel position b. Both a & b c. Equally Unequally c. Blue b. Inner is red and outer is green c. Beam penetration method is used in b. d. In beam penetration method of color CRT.com/forum a. Both a & b 75. None a. Random scan system b. Red and green c. Both a & b d. Blue and green d. d. Outer is red and inner is green b. Which color s produced with the blue and red dots b. Shadow mask method c. d. which layer is red and which is green a. Both a & b . None a. None of these 83. white and yellow c.com/forum c. HP 4000 c. Both a & b 84. Non impact use various techniques to combine three color pigment ______ to produce a range of color patterns b. HP 4000 b. An example of black and white laser printer is b. d. Both a & b d. Star bust method d. None a. The method which uses array of dots for generating a character is called b. d. The hardware devices contain a. magenta and yellow c. Software c. Color printer / black white printer b. Inkjet printer Laser printer 81. Both a & b d. Both a & b 86. Line printer 80. QMS d. None of these a. Analog signals c. Printers produce output by either a. Graphics data is computed by processor in form of a. Both a & b None of these 79. QMS None 85. Plotters c.File hosted by educationobserver. None of these c. white and black Black . Hardware b. An example of color printer is a. Bitmap method c. To generate the characters . Cyan . which are required a. d. Stoke method 82. Impact method b. An example of impact device is b. d. Digital signals d. None of these a. Cyan . magenta and yellow 87. Cyan . Electrical signals b. Non impact method d. Electrostatic printer c. Non emissive d. Liquid crystal displays c. Expensive 94. Light into graphical energy c. All of these a. Both a & b 96. Non emissive display c. Encapsulated post script 90. The division of the computer screen into rows and columns that define the no. Plasma panel have_________ resolution a. Liquid chrome data c.com/forum 88. RAM b. of pixels to display a picture is called a. Gas discharge display None of these 97. Non emissive None of these 93. None c. Liquid crystal display c. Good d. Portable d. Calculators b. d. d. Plasma panel are also called b. Emissive b. What is name of temporary memory where the graphics data is stored to be displayed on screen a. Electrical energy into light c. Resolution d. Plasma device converts b. High b. Plasma panel is an __ device a. Gas discharge c. Laptop computers 92. None a. LCD is an ______ device b. Persistence b. Emissive c. LCD means b.File hosted by educationobserver. Light into electrical energy None of these 95. Frame buffer 89. d. Low a. Liquid crystal data None 91. d. LCD are commonly used in a. The basic graphical interactions are . None a. ROM d. Graphical user interaction d. Voice system c. None of these 2. Open sp line b. Both a & b 1. Both a & b d. 100. Mouse c. Cubic sp line are a. d. Simple to compute b. Flat bed d. Graphics uniform interaction 99. Pointing c. None of these 3. The types of sp line curve are a. None of these 4.File hosted by educationobserver. Both a & b b. None a. Graphical user interface b. d. Positioning None 98. ______is a flexible strip that is used to produce smooth curve using a set of point a. The parametric form of 3D sp line are . Scan-line method c. Closed sp line c. Graphics tablet Touch panel Pen or inkjet plotters use the following devices a.com/forum a. Drum b. Sp line b. None of these c. Depth-sorting method d. Both a & b d. Which one is the basic input device in GUI b. Provides continuity of curves c. GUI means a. Hidden surface b.g(t)=0. Both a & b d.y=b0. None of these 5. None of these 9. 0and 3 6. X=f(t). Identification of hidden surface c.z=c0 c.y=g(t).The algorithm of hidden surface are . None of these 8. 4 10. 2 c. The value of t lies between a. Both a & b d. Frame buffer c.com/forum a. F(t)=0. 1 b.z=h(t) b. 3 d. Removal of hidden surface b. None of these 7. How many types of hidden surface algorithm are a.File hosted by educationobserver. for determining the closest visible surface c. 1 and 2 b. Quad tree d. for displaying realistic view b.h(t)=0 d. 1 and 10 c. 0 and 1 d. The problem of hidden surface are a. The surfaces that is blocked or hidden from view in a 3D scene are known as a. Why we need removal of hidden surface a. X=a0. 1995 b. image-space method c. Depth comparison b. Object-space method b.The method which is based on the principle of checking the visibility point at each pixel position on the projection plane are called a.buffer algorithm are described a.The types of hidden surface removal algorithm are a. None of these 12. Both a & b d. 1974 c. Z-buffer.com/forum a. image-space method c. area subdivision method d. Both a & b d. Depth comparison. None of these 11. Object-space method b. back-face removal 15. image-space method c. back-face removal b.File hosted by educationobserver. Both a & b d. All of these 14. priority algorithm c. BSP method. None of these 13. Z-buffer or depth-buffer algorithm c. Scan line algorithm.The method which is based on the principle of comparing objects and parts of objects to each other to find which are visible and which are hidden are called a.Which surface algorithm is based on perspective depth a.In which year Z. subdivision method d. 1945 . Object-space method b. The scan line coherence algorithm was developed by a. None of these 17. Both a & b 19. For intensity value b. Complex algorithm c. 1981 16. None of these 21. Bottom to top c. 1974 by Cat mull .Which is a tree type of data structure in which every internal node has at most four children a. Both a & b d.Z -buffer algorithm are a. Quad tree d.Scan lines are used to scan from a. None of these 20. 1972 by Evans c. Top to bottom b. For depth value c. Largest algorithm d. Edge quad tree c. Wylie b.com/forum d. Cat mull d.File hosted by educationobserver. None of these 18. Simplest algorithm b. Point quad tree b. 1972 by Newell b. Evans c. Both a & b d.The array are used with scan line coherence algorithm are a.The painter algorithm were developed on a. Both a & b d. None of these 27. JPEG image b. None of these 23. When sound is included in the animation. None of these 22. Both a & b d. None of these 26. The painter algorithm are based on the property of a. Not sequence b. Defined sequence c. Super sampling d. Many online animation tools are used to create animation in the form of a.The painter algorithm are also called a. Frame buffer c. it become a. None of these 25. PDF image c.File hosted by educationobserver. Both a & b d. GIF image . Video c.The dynamic effect of an image is called a. Polygon b. Depth buffer d. Audio b. Depth sort algorithm b. None of these 24. Priority algorithm c. Animation c. Video b.The animation can be defined as a collection of images played in a.com/forum d. GIF works c.To produce the motion in the image by placing the elements of the image on different location . Macromedia flash b. Both a & b d. Curves quad tree d.com/forum d.File hosted by educationobserver. None of these 31. Areas quad tree 33. Both a & b d. Back face detection b.Which quad tree defines a partition of space in two dimension by dividing the region into four equal quadrants. Curves quad tree d.Which type of quad tree can be defined as an adaptation of a binary tree represented two dimensional point data a. Macromedia flash b. Edge quad tree c. Back face removal c. Point quad tree b. Edge quad tree c. None of these 29. None of these 30. Ray tracing d.The name of a visible surface detection algorithm are a.which software are used a. Point quad tree b. GIF works c.An ex of online animation tools are a. None of these 28.Which type of quad tree is specifically used to store lines rather than points a. Areas quad tree 32. sub quadrants and so on . One part b. Two parts c. Both a & b d. Both a & b d. None of these 38. Computer animation c. Both a & b d. 3D computer animation c. None 34. Both a & b d.The problem of discontinuity of lines is known as . None of these 37.com/forum a. Four parts 36. Areas quad tree c. Hand b.The animation graphics can be created by a.The types of animation are a. Computer assistance c.The types of computer animation are a.The depth sorting method reforms surfaces sorting in________ order of depth a. Decreasing c. Traditional animation b.File hosted by educationobserver. Three parts d. 2D computer animation b.The animation can be divided into a. Region quad tree d. Curves quad tree b. Increasing b. None of these 35. None of these 39. File hosted by educationobserver. 3D picture or object c.How many data elements for each region in quad-tree data structure a. Both a & b d. Jaggies b. Both a & b d. None of these 45. 4 c. 2D digital picture or object b. 8 44.A quad-tree is a data structure which is used for graphical representation of a. None of these 42.A octree is a data structure which is used for alternative representation of a.The word fractals is coined by . Stair-casing c. None of these 41. Rendering d. Quad-tree c. 4 c. 6 d. 8 43. Both a & b d. 2D digital picture or object b. 2 b. 6 d.The main property of________ is that their shape is irregular a. 3D picture or object c.How many data elements for each region in octree data structure a. None of these 40. 2 b.com/forum a. Fractals b. Generate image of natural object b. Mandelbrot in 1974 d.For which purpose .A process with the help of which images or picture can be produced in a more realistic way is called a. Quad-tree c. Viewing of various physical system d.one needs to apply natural light effects to visible surface a. All of these 50. None of these 49. All of these 47. Viewing of various mathematical system c. None of these 48. Gosling in 1962 c. Fractals b. Fractals b. Rendering d. Ray calling b. Ray-tracing is an extension of a.The basic ray tracing algorithm provides a. None of these 51.A fast and simple method for rendering an object with polygon surface is . Visible-surface detection c. Shadow effect. multiple light source illumination d. Mandelbrot in 1979 46. Transparency b.File hosted by educationobserver. Ray sampling d. Ray casting c.The fractals is used to a. Mandelbrot in 1975 b. Quad-tree c. Rendering d.com/forum a. Shearing 4. Three axes c. Translation b. Two less than 7.File hosted by educationobserver. Two axes b. All of these 8. None of these 1.com/forum a. Shearing d. One more than c. b. b. d. A Bezier curve is a polynomial of degree ___________the no of control points used One less than None of these a. Scaling c. Ellipsoid c. None of these a. Both a & b d. System polygon 2. Rotation d. _________as the most commonly used boundary presentation for a 3-D graphics object Surface polygon None of these A three dimensional object can also be represented using_______ a. Equation c. 5. Bezier b. 3. The transformation in which an object can be shifted to any coordinate position in three dimensional plane are called a. A three dimensional graphics has a. An_______ can be considered as an extension of spherical surface Ellipsoid None of these _______curve is one of the sp line approximation methods a. Bezier c. d. Method b. Translation . The most basic transformation that are applied in three-dimensional planes are 6. Flat shading c. Data polygon c. Both a & b d. None of these a. Constant-intensity shading b. Point d. b. None of these a. d. Shearing None of these 13. Rotation 10. Scaling c. Both a & b d. b. How many types of parallel projection are a. d. d. Translation c. Scaling All of these 11. 2 c.________are also used a. All of these a. Parallel projection and perspective projection c. y-axis .z-axis as well as with respect to an arbitrary line a. Rotation d. Shearing None of these 14. 1 b. How many types of projection are a. All of these 9. Apart from the basic transformation . Reflection c. d.File hosted by educationobserver. 3 15. Reflection c.the mirror image of an object can be seen with respect to x-axis. Rotation d.y-direction and z-direction b. The transformation in which the size of an object can be modified in x-direction . Scaling b. 3 d.com/forum b. Shearing b. 1 c. Scaling c. In which transformation . None of these 12. The types of parallel projection are . In which transformation . 4 a. Translation b. Perpendicular and perspective projection None of these 2 4 17. d.the shape of an object can be modified in any of direction depending upon the value assigned to them a. Parallel projection and Perpendicular projection 16. d. Translation b. Reflection c. The transformation in which an object can be rotated about origin as well as any arbitrary pivot point are called a. The types of projection are b. Wire frame model c. d. ________refer to a model that represent all the dimension of an object external as well as internal a. d. d. ___________is a simple object space algorithm that removes about half of the total polygon in an image as about . Constructive solid geometry methods Back face removal 25. None of these 23. Wire frame model b. In which projection . The projection in which the projection plane is allowed to intersect the x. intersection and difference of given shapes a. Wire frame model b. Wire frame model b. _______refers to the common elements of graphics scenes . ________refers to the result obtained by multiplying the matrix of the individual transformation representation sequences a. y and z-axes at equal distances b. Quadric surfaces c. Geometry d. Constructive solid geometry methods c. Quadric b. Composite transformation d. Constructive solid geometry methods c. Composite transformation d. Orthographic projection and oblique projection None of these 18. oblique projection and quadric projection b. Isometric projection 24. Isometric projection d. Back face removal 26. None of these a. _________are the three dimensional analogs of quad trees a. Composite transformation b.the plane normal to the projection has equal angles with these three axes a. Octrees c. Composite transformation c. Composite transformation 19. Wire frame model None of these 20.com/forum a. Quadric surfaces c. Constructive solid geometry methods c.File hosted by educationobserver. Constructive solid geometry methods None of these 22.often used in graphics package as primitive components a. Wire frame model None of these 21. Wire frame model b. d. _________refer to the shapes created by union. None of these a. Orthographic projection and quadric projection c. By which more complex objects can be constructed b. d. The equation of scaling transformation will be .com/forum half of the faces of objects are back faces a. None of these 35. All of these a. Constructive solid geometry methods c. True size of an object c. d.we can take a view of an object from different directions and different distances b. Intersect projection plane None of these 30. engineering use a. Parallel projection c. The orthographic projection that show more than one side of an object are called b. Side view of an object d. The projection that can be viewed as the projection that has a centre of projection at a finite distance from the plane of projection are called a. Front view of an object c. Neither smaller nor larger d. d. Zero b. By which . COP(centre of projection ) c. Projection rays(projectors) emanate from a b. The perspective projection is more practical because the distant objects appear a. Axonometric projection c. Projection c. Rotation Scaling 28. Perspective projection None of these 34. d. Isometric projection d.File hosted by educationobserver. Larger c. Wire frame model b. The centre of projection for parallel projectors is at a. In orthographic projection. Infinity c. One d. Translation 27. True shape of an object d. Both a & b 29. Isometric projection None of these 33. d. None of these 31. Back face removal a. Top view of an object b. all of these a. Isometric projection b. Both a & b 32. Parallel projection shows the a. Smaller b. True image of an object b. Ax+ By+ D= 0 39.z1=z. Both of these d. The equation of translation transformation will be a. None of these a. Position of control points b. None of these a. B sp line None of these 38. X1=x+Tx.y1=y. None of these a. Both a & b d. Bezier sp line always passes through a.sx. _______its image on the projection plane a. d.y1=y. Smaller Larger c. The Bezier curve obtained from the four control points is called a b.y1=y+Ty. Cubic Bezier curve Rectangle Bezier curve 44. The shape of a Bezier curve primarily depends upon the a. Hectare Bezier curve 43. d.sz c.z1=z. Its length on projection plane Its height on projection plane 42. Its size on projection plane c.sz c. None of these a. d. X1=x.sy.com/forum a.sy. Does not pass from First and second control point c.sx.z1=z+Tz b. d.File hosted by educationobserver. Bezier sp line c. Both a & b 37. Quadric surface b. Its width on projection plane 41. Square Bezier curve c. b. Ax+ By+ Cz+ D= 0 c. Torus d. X1=x. Distance of control points . circular or some other representation are called a. Sp line curve can be either b. First and second control point b. Both of these d. Neither smaller nor larger d. The equation for describing surface of 3D plane are b. The further the line from the projection plane. The object refers to the 3D representation through linear. X1=x+Tx. Ax+ By+ Cz = 0 Ax+ By+ Cz+ D= 1 40. Sweep representation c. The distance of a line from the projection plane determines b. None of these 36.z1=z+Tz b.y1=y+Ty. d. More the control points of a Bezier curve. Super quadrics is a class of object that contain b. d. Lower c. Joystick . Composite object d. Both a & b 49.________ quality of the curve a. b. The no of control points in a Bezier curve ensures the a. Meta-ball is used to describe a. ______is one of the function that is used to specify a single plane surface b. Bad d.File hosted by educationobserver. Data c. Both a & b 50. Smoothness of curve c. Codes None of these Snapping All of these 3D representation None of these 1. The sweep representation of an object refers to the a. b. d. b. d. Mouse b. Reflection 47. Graphic tablet c. None of these a. 2D representation c. Stretching c. Position of control panel None of these 45. Straightness of curve d. d.com/forum c. which effect on molecular shapes a. Interactive computer graphics uses various kind of input devices such as a. Fill area None of these 48. Simplest object Complex object c. Contracting 51. None of these 46. Higher b. None of these a. When two molecules move apart. Jaggies of curve b. Meta-ball model c. None of these 7. None of these 6. Education and textbook c. His own way c. No of housekeeping task such as clearing a display screen b. Both a & b d. None of these 4. The interactive computer graphics involves________ way communication b/w computer and the user a. Process the data flow from these interactive devices c. Computer way b. All of these 2. Non-interactive graphics b. four 5. Interactive computer graphics enables a user to customize the graphics in _______ a. No of housekeeping task such as initializing parameters c. User can make any change on image with the use of a. None of these 3. Control the data flow from these interactive devices b. Three d. A graphics package contains a. Both a & b d. Both a & b d. Interactive graphics c. Two c.File hosted by educationobserver. CAD and entertainment . The application area of computer graphics are a. Political b. Both a & b d.com/forum d. Input function are used for a. One b. Two c. All of these 8. Desk town publishing d. A digital memory or frame buffer b. Car aided design b. None of these 9. Draw top publishing b.How many components of Interactive computer graphics are a. four 12. DTP means a. In a larger time d.What are the components of Interactive computer graphics a. All of these 13. In a shorter time c.File hosted by educationobserver. An interface or display controller d. Computer aided design d.PCBs can be drawn using the computer graphics a. CAD means a. Computer art design c. A television monitor c. Both a & b 11. In very efficiently way b. One b. Monitor to frame buffer c.com/forum d. Desk top publishing c. Frame buffer to monitor b.A display controller serves to pass the contents of a. None of these 10. Both a & b . Three d. 25 times a second b. 32bytes c. 30 or more times a second d. None of these 19. Both a & b d. 128bytes d.A 16*16array of black and white pixels could be represented by________ a. None of these 18. Line b. Video signal c. One and Zero c. Zero and one b. 64bytes b.File hosted by educationobserver. Electronics signal d. None of these 16. None of these 15. 96bytes 17.com/forum d. 30 times a second c. MS Paint .The display controller converts 0s and 1s into_______ a. Segment c.To store black and white images .black pixels are represented by________ in the frame buffer and white pixels by_______ a. TV monitor b.Which graphics application provides a proper dialogue box to help the user a. Point d. None of these 14.The image is passed repeatedly to the monitor _____in order to maintain a steady picture on the screen a. MS excel b.The image can be transmitted to the display point by________ a. Graphics tablet.The area of computer that is captured by an application is called a.The movement of different attributes of image would make the image dynamic and such a dynamic effect is termed as ________ a. MS word d. constraints b. View port c. Animation c.Graphics output devices are a. X max . Keyboard c. Light pen. Sketching method d. Painting d. None of these 24.com/forum c. Grid. Display d. Gravity field method 25. gravity field. joystick d.A basic interactive picture construction technique are a. Positioning and pointing. Basic positioning method c. All of these 22. inking and painting d. None of these 20. Picture b. Drugging method b. object or text in active area of a desktop a.y max . dragging.The center of display screen is computed as a. mouse b.File hosted by educationobserver.Which method are used to get and set the position of a pixel. None of these 23. Window b. None of these 21. Sketching. rubber band method c. The function of a plotter is like a a. Monitor . None of these 26. None of these 27. None of these 29. Rubber band method b. Rubber band method b. etcs a.Which method are used to construct and position the straight lines. Dragging d. Dragging d.ymax/2 c. Gravity field c. Dragging d.com/forum b. Xmax/2. arcs and circles.The operation that is used for repositioned the object are called a. Grid 31. Gravity field c. Vector d. Gravity field c. Xmax/3. Rubber band method b.The rubber band is also applicable to_______ objects a. Gravity field c. None of these 30. Rubber band method b. The division displayed on screen into row and columns is known as a. Dragging d.File hosted by educationobserver.Which are used to connect a line to already drawn line a. None of these 28.ymax/3 d. Scale b. Scalar c. None of these 32. None of these 33.A plotter is capable of a.File hosted by educationobserver. 30 to40 microns in diameter d. None of these 34. Projector c. large droplets c.______ ink is used in laser printer a. printer d.The size of these dot in inkjet printer usually lies between a.An inkjet printer places_______ of ink onto paper to print an image a. Both a & b d. Toner c. 20 to30 microns in diameter c. 10 to20 microns in diameter 37.The cabinet in laser printer in which the ink is filled is called a. Both a & b d. Fast . Both a & b d. Small droplets b. Cartage b.com/forum b.The speed of printing in inkjet printer is a. None of these 36. None of these 35. Printing a map b. Printing a similar images c. 50 to60 microns in diameter b. Both a & b d. Dry c. Wet b. File hosted by educationobserver. Monitor b. Performance c. 1 .The size of the projected contents in LCD projector depends on the distance between a. Projector and target memory d. More flexible c.LCD stands for a. Projector and target screen c.An LCD projector displays the contents in ________ manner than a simple monitor a.The inkjet printer is mostly common due to their a. Inflexible d. How many types of LCD projector a. CPU d. None of these 38. Projector and CPU b. None of these 40. None of these 42. Slow c. LCD c. Less flexible b. Liquid core display b. Both a & b d. None of these 39. The LCD projector is the output device that is connected to the a. Liquid crystal diagram d. None of these 41.com/forum b. Not fast nor slow d. Low cost b. None of these 43. Liquid crystal display c. Floor b.The types of LCD projector are a. None of these 49. Parallel c. Both a & b d. None of these 45. Flat panel and laser b. None of these 46. Normal and roof mounted c. Enabled . Serial port b. Both a & b d. None of these 48. None of these 47.The roof mounted projector are fixed on the a.The roof mounted projector can connect two or more computers or laptops in______ a. Serial b. 4 44. Computer data b. 2 c. Mesh model and curved d.File hosted by educationobserver.com/forum b. Both a & b d. Corner d. The roof mounted projector are also enabled to take a. Roof c.The roof mounted projector takes computer data via a cable through a. Printing data c. 3 d. Parallel port c. The roof mounted projector are Bluetooth a. Accept command and data from user for further computation c. Flat b. None of these 53. Curved c. Light pen b. Disabled c. Computation b. Both a & b d. Projector d. LED monitor c. Writing .The flat panel displays are________ in appearance a. None of these 50. None of these 55. Neither input nor output 52. LCD monitor b. Both a & b d. Both a & b d. None of these 54. Both a & b d.A touch screen display is an a.The touch screen display shows the results of a. Monitor c.com/forum b.A graphics tablet works on same principal as a.The voice recognition system takes the command from the user in the form of a.File hosted by educationobserver. None of these 51.The flat panel display is called an a. Input device b. Output device c. Both a & b d. One b. Both a & b d. Voice d. A joystick is a a. Electrical signal d. None of these 57.In which year .com/forum b.File hosted by educationobserver.A joystick is consisting of a a. Both a & b d. joystick are often used to control a. Pen b. None of these 60. Video games c. Byte code c. Both a& b d. Graphics output device c. Stick c. 2005 . Graphics input device b. Machine code b. None of these 59.The joystick often has _____ fire buttons to trigger some kind of action a. None of these 61. Typing b. Microphone d.the voice is converted into a. Voice c. None of these 58.mostly modern joystick use a USB interface for connection to the personal computer a. More c. None of these 56.In the voice recognition system . Both a & b d. Three d. Infra blue radiation b. None of these 64.File hosted by educationobserver.The functioning of a light pen is similar to mouse except that a. USB and a mouse c. 2008 62. Graphics output device c. One b. None of these 66.The mouse’s motion typically translates into a. Infra red radiation c. 2006 d.A wireless mouse consists of ______parts a. Cable and a mouse b. Both a & b d. Infra green radiation d. Motion of a pointer on a display . User can select objects on the display screen by pointing to object with the pen c. User can move the pointer b. Two c. CPU and a mouse d. Graphics input device b. None of these 65.The light pen is an a. None of these 63. 2007 c.The parts of wireless mouse is a. None of these 67.com/forum b. A wireless mouse works on a. None of these 68.Types of keyboard are a. Horizontal alignment b. Both a & b d. Gaming and multimedia c.The major constraints are a. Thumb sized d. None of these 1. Grid c.How many types of keyboard a. Gravity field d. Constraints b. Polygon filling c.Which are used to achieve the predetermined orientations and alignments of the objects a.File hosted by educationobserver. all of these 70. numeric e. Standard b. 3 d. Motion of a pointer on a CPU c. A technique by which the vertical and /or horizontal scan frequency of video signal can be changed for different purpose and applications is called a. 1 b. Two dimensional graphics . None of these 71. Vertical alignment c. Both a & b d. 2 c. 4 69.com/forum b. Scan conversion b. com/forum d. Complex method d. Digital method is also known as a. Line b. Real time method d. None of these 7. Analogue method b. None of these 5.File hosted by educationobserver. Larger size object c. A position in plane known as a. None of these 6. Normal method b. Anti aliasing 2. A pixel may be defined as a. Medium size object d. Analogue method is also known as a. Normal method b. Smallest size object b. Digital method c. Both a & b d. Different speed c. Same speed b. None of these 3. Point c. None of these 4. Buffered method c. Real time or memory less method d. Buffered method c. Digital method allows a picture to be stored in line or frame buffer with a. Graphics . The method which perform the scan conversion by using large number of delay cells are called a. How many types of polygon filling a. Four 11. Flood fill algorithm b.File hosted by educationobserver. Polygon flow c. Scan line polygon fill algorithm d. Three points d. Both a & b d. Boundary fill algorithm c. Polygon filling b. Scan line polygon filling algorithm . A line can be represented by a. Flood fill algorithm b.If the pixel is already filled with desired color then leaves it otherwise fills it. None of these 10. this is called a. Find intersection point of the boundary of polygon and scan line b. Find intersection point of the boundary of polygon and point c. Aliasing d. Three d.The function of scan line polygon fill algorithm are a. One c. None of these 13. The algorithm used for filling the interior of a polygon is called a. Boundary fill algorithm c. None of these 8.com/forum d. Two b. The process of coloring the area of a polygon is called a. Two points c. None of these 12. One point b. Four points 9. Anti aliasing c.File hosted by educationobserver. Point c. Anti aliasing c. Picket fence problem .Two basic technique for anti aliasing in ray tracing algorithm are a. Line d. Aliasing b.The side effect of scan conversion are a. None of these 19. Unequal brightness c. Staircase b. Both a & b d. Adaptive sampling and super sampling c. None of these 15. None of these 16. None of these 17. None of these 14. Sampling d. None of these 18. Comparison b/w two point position d. Resolution b.Bresanham circle algorithm uses the approach of a. Difference b/w two point position c. Intersection b/w two point position b. Pixel sampling and super sampling d.The problem of aliasing are a.com/forum d. Pixel sampling and super sampling b.The process of reducing aliasing is called a.A vector can be defined as a. Midpoint b. Higher c. None of these 23.File hosted by educationobserver. Simple object c. Higher c. All of these 22. Lower b. Higher complex object d. persistence c. Medium d.Higher persistence phosphorus is used in a. Animation b. Complex object d.com/forum d. Simple object c.Higher persistence phosphorus needs _________ refresh rate a. Medium d. both a & b .Lower persistence phosphorus is used in a.Phosphorus are of various types depending on a. Increased no of resolution b. Modify pixel intensities c. color b. Lower b. None of these 24. All of these 20. All of these 25.Lower persistence phosphorus needs_________ refresh rate a. Animation b. All of these 21.The technique to minimizing aliasing are a. Super sampling d. none of these .File hosted by educationobserver.com/forum d.