SRM ARTS AND SCIENCE COLLEGE SRM NAGAR, KATTANKULATHUR 603203 DEPARTMENT OF COMPUTER SCIENCE & APPLICATIONS QUESTION BANK (2017-2018) Course / Branch : BCA Semester / Year : IV / II Subject Name : Computer Graphics Subject Code : SAZ4C Faculty Name : K. Prakash Designation : Asst. Professor Unit I PART A(Minimum 15 questions) 1.1 What is a refresh CRT? Where it is used? 1.2 What are the primary components of an electron gun in a CRT? What is a bitmap and pixmap?, 1.3 1.4 Write the use of Digitizers., 1.5 What is LCD? What are the uses? 1.6 Draw the architecture of a simple raster graphics system. 1.7 What is marker attribute? 1.8 List the various input devices available for data input. April 2013 1.9 Explain three input modes? 1.10 What are GKS and PHIGS? April 2014 1.11 What is the purpose of presentation graphics? 1.10 What is the use of computer graphics in Education? April 2013 1.11 Define random scan systems. April 2013 1.12 What is graphical user interface? Define it. April 2012 1.13 List any two differences between input devices and hard copy devices. April 2012 1.14 Write any four application area of computer graphics. April 2012 1
1.15 What is frame buffer? 1.16 List any two difference between input devices and hard copy devices. April 2012 1.17 What is image processing? April 2017 1.18 Write a note on: scan conversion. April 2017 1.19 What are Nonimpact printers? April 2017 PART B (Minimum 10 Questions) 1.20 Discuss about the design and function of Touch panels. Nov 2016 1.21 Write short notes on the general purpose graphics packages. 1.22 Explain random scan displays system. April 2012 1.23 Write short notes on: Direct view storage tubes. April 2014 1.24 Draw the basic video-controller refresh operations 1.25 What are the important features/roles of color in April 2013 graphics?explain. 1.26 Explain the hard-copy devices available in graphics. 1.27 Write a note on Mouse. April 2012 1.28 Discuss about use of computer graphics in presentation April 2017 graphics and computer art. PART C (Minimum 7 Questions) 1.29 Explain in detail about the uses of computer graphics. 1.30 How Video Display devices is working. Explain in detail with a neat diagram. 1.31 Explain Raster scan and Random scan Displays. Differentiate it. 1.32 Explain the design and function of Flat-panel display with diagram. 1.33 Explain the construction and working principles of CRT and DVST.,12 1.34 Explain the Working of Refresh Cathode-Ray Tubes with a diagram. Apr2014,2013,2012 1.35 Describe about any Four Graphical Input Devices. April 2017 2
Unit-II PART A(minimum 15 questions) 2.1 What are the properties of Circles and what is the Cartesian coordinates for circle. 2.2 Define attribute parameter. Give examples. 2.3 What is a line width? What is the command used to draw the thickness of lines. 2.4 What are the three types of thick lines? Define. 2.5 What are character attribute? April 2013,2012 2.6 What are output primitives? Define. April 2012 2.7 What is color table? List the color codes. April 2014 2.8 What are inquiry function? 2.9 What is Flood-Fill algorithm? 2.10 Write the necessity of the Grayscale. 2.11 What the two basic approaches of Area filling algorithm in raster system 2.12 What are basic colors? And why are we calling it as such? April 2012 2.13 Write the equation of a straight line. 2.14 How to implement line-width options? 2.15 What is meant by Odd-even rule? PART B(Minimum 10 question) 2.16 Write a short notes on : DDA line drawing algorithms. April April 2017 April 2017 April 2017 2013,2012 2.17 Explain mitter join, round join and bevel join with a neat diagram. 2.18 What are the important features of Grayscale in graphics? April 2012 2.19 Discuss briefly use of computer graphics in image April 2014 processing 2.20 Discuss Line attributes. April 2014,2013 2.21 Explain various Character Attributes. Nov 2016 3
PART-C (Minimum 7 Questions) 2.22 Explain Line Drawing algorithm. 2.23 Discuss the Bresenham s line drawing algorithm. Nov 2 16,April 2 13 2.24 Explain Circle Generating algorithms. April 2012 2.25 Explain Color and grayscale levels. 2.26 Explain the area fill attributes and character attributes. 2.27 Explain character attributes in detail. 2.28 Describe in detail, Boundary-Fill Algorithm and Flood-Fill Algorithm,April 2014,16 2.29 Explain Midpoint Ellipse Generation Algorithm. April 2017 Unit III PART A(minimum 15 questions) 3.1 Write a note on 2D Reflection. 3.2 Define 2D Shear or What is meant by 2D shear April 2014,2017 3.3 Define Clipping.,2012 3.4 What are the types of Clipping? 3.5 Define translation and translation vector. 3.6 Define window and a viewport. April 2013 3.7 What is meant by clipping? Where it happens? 3.8 What is point clipping and what are its inequalities? April 2017 3.9 What is line clipping and what are their parametric representations? 3.10 Explain about locator devices. 3.11 Explain about stroke and string devices. 3.12 What is string device? 3.13 What is stroke device? 3.14 Define valuator devices. 3.15 Define Request mode. 3.16 Define Constraints. 4
3.17 Define grids. 3.18 What is transformation? April 2013 3.19 Name the additional transformation related to 2-dimension. April 2012 3.20 What are Rubber-Band methods? April 2014 3.21 What is meant by window? April 2017 PART B (Minimum 10 Questions) 3.22 Explain in detail the Sutherland-Hodgeman polygon clipping algorithm with an example. 3.23 Explain the two-dimensional viewing transformation pipeline. 3.24 Discuss any interactive or any TWO interactive picture construction techniques. April2014, 13, 17,Nov 15 3.25 Discuss about 2D composite transformation April 2017 PART - C (Minimum 7 Questions) 3.26 Discuss about the other Transformations Reflection and Shear. 3.27 Discuss the basic operations of 2D transformations in detail.,apr 3.28 What is a composite transformation? Explain with examples? 2012 3.29 How window-to-viewport coordinate transformation happens. 3.30 Explain Cohen-Sutherland Line clipping. Nov 2016,Apr 17 3.31 Discuss the logical classification of Input devices. 4.1 What are spline curves? Unit IV PART - A (Minimum 15 Questions) 4.2 What is projection? What are the types of projection? 4.3 Write the matrix for 3D translation. April 2017 4.4 What are the steps in 3D rotation? 4.5 What is 3D scaling? April 2014 4.6 What is shearing? 4.7 What is reflection? 4.8 What do you understand about parallel projection? 4.9 Brief about depth cueing.,april 2016,2013,2012 5
4.10 Give the coordinate representation of any one of 3D- Transformation April 2013,12 4.11 Write the use of view up vector April 2017 4.12 What is meant by vanishing point? April 2017 PART B (Minimum 10 Questions) 4.13 Briefly explain the parallel projection method in 3D viewing. 4.14 Write short notes on visible surface detection methods. 4.15 Explain interactive picture construction techniques., 2016 4.16 Write short notes on: Plane Equations. April 2014 4.17 Explain briefly about parallel and perspective projection. April 2013 4.18 Write short notes on Polygon Surfaces and Polygon table in 3D Object representation. 4.19 Discuss about plane equation and polygon meshes. April 2017 PART C (Minimum 7 Questions) 4.20 Discuss about composite transformations. 4.21 Explain the 3 D transformation for translation, rotation,,16 scaling? 4.22 Describe about parallel and perspective transformation. April 2017 4.23 Describe the different types of rotation position in 3-D? 4.24 Write short notes on: (a). Depth Cueing (b). Polygon Meshes April 2014 4.25 What are 3D composite and additional transformation? Explain in detail. April 2013 Unit V 5.1 What is viewing operation? 5.2 What is meant by projection? PART A(Minimum 15 Questions) 5.3 What is the view reference coordinate system? 5.4 What is projected reference point? 5.5 What is Image Space algorithm? 5.6 What is HSV color model? Draw HSV hexcone. 5.7 What is HLS color model? 6
5.8 Define Computer animation? List different types of animation. 5.9 Define morphing. Apl 2016,Nov 15 5.10 Why do we need of hidden surface removal? April 2012 5.11 What is the necessary of using near plane and far plane? PART B(Minimum 10 Questions) 5.12 Briefly explain the computer animation language.,2016 Explain in detail the RGB color model. 5.13 How transformation happens from world to viewing April 2014 coordinates 5.14 Explain the various design steps of animation sequences. PART C(Minimum 7 Questions) 5.15 Compare parallel & perspective projections? 5.16 Explain the Back-Face Detection and Depth-buffer methods in detail? Nov 2016 5.17 Explain any two hidden surface elimination algorithms in detail. 5.18 Explain in detail about view volumes. April 2013 5.19 How to implement the viewing operations? Explain. 5.20 Explain about Depth-Buffer and A-Buffer Methods. April 2017 5.21 Explain about various color models? Nov 2016 7