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CAD AND CAM

by Sriharsha Harsha
Type: NoteInstitute: JNTUK KAKINADA Offline Downloads: 1176Views: 10992Uploaded: 11 months agoAdd to Favourite

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Sriharsha Harsha
Sriharsha Harsha
SUB CODE: RT41032 CAD/CAM QUESTION BANK R13 UNIT-I 1. Describe the product cycle followed in a CAD/CAM system. [March-2017] 2. What database structure is implemented for a graphics modeling? [March-2017] 3. Describe the working principles of database modeling. [OCT-NOV-2016] 4. Briefly describe the types of storage devices used in computers. [NOV-2016] 5. What are the reasons for implementing a computer aided design system? With the help of a block diagram, Explain the computer aided design process [NOV-2016] 6. What is the need of concatenation of transformations? Explain what care should be taken in such cases. [NOV-2016] 7. Find the transformed coordinates when a square [(1,1), (2,1), (1,2), and (2,2)] is rotated by 90 0 anticlockwise about a line passing through one of its vertex (1,1) and parallel to x-axis? [NOV-2016] 8. Briefly explain the conventional process of the product cycle in the conventional manufacturing [May/June – 2014] environment. 9. What is the structure of a computing system? [NOV-2016] [NOV-2016] 10. Explain 3-D scaling, Rotation, Reflection and translation with suitable Examples? [NOV-2016] 11. Find the transformed coordinates when a Line [(3,4), (4,2)] is rotated about a z-axis by an angle of 450 in anticlockwise direction? [NOV-2016] 12. What are the designs related tasks performed by modern computer? Explain what care should be taken in such cases. [NOV-2016] 13. Elaborate on the basic requirements that CAD software has to satisfy. 14. Write a short notes on the following: [NOV-2016] [Feb-2008] [March-2006] [May/June-2014] [NOV-2016] i. Random Scan Graphic Terminal. ii. Digitizers and Image Scanners iii. CPU. 15. A scaling factor of 2 is applied in the Y-Direction while no scaling is applied in the X-Direction to the line whose two endpoints are at coordinates (1,3) and (3,6). The line is to be rotated subsequently through 30 0, in the counter clockwise direction. Determine the necessary transformation matrix for the operation and the new coordinates of the end points. [NOV-2016] 16. What are the different types of Input devices used in CAD System? Explain. [May/June – 2014] 17. Explain the concept of clipping algorithms used in Computer Graphics? [May/June – 2014] 18. Explain with the help of a block diagram, the hardware structure of a CAD system. 19. Explain the functioning of CRT with a neat sketch? [May/June – 2014] [May/June – 2014] 20. What is meant by Data base in CAD? Explain different types of Data base structures used in CAD software. [May/June – 2014] 21. Explain how 2-D and 3-D transformations are done on a graphics element? [May/June – 2014] Prepared By: Vijay SriHarsha Tangella, Asst. Professor. PSCMR College of Engineering & Technology.
SUB CODE: RT41032 CAD/CAM QUESTION BANK 22. Explain with the help of a block diagram, the hardware structure of a CAD system. R13 [May/June – 2014] [May/June – 2014] 23. Explain the Computer aided Design process with the help of a block diagram? 24. What is meant by Concatenation matrix? Explain how translation, scaling, and rotation operations can be [May/June – 2014] performed simultaneously on a graphic element using Concatenation matrix? 25. What are the various hard copy devices? Explain. [May/June – 2014] 26. Explain the role of computers in industrial manufacturing? [May/June – 2014] 27. Explain the concept of Hidden Surface removal in Computer Graphics? [May/June – 2014] 28. Write about the mathematics of projections in detail? [May/June – 2014] 29. Explain the factors, which inhibit the use of a very high resolution and a large number of colours for display in the case of raster scanning display devices? [May/June-2009] 30. Give the general configuration of a CAD computer system. [May/June-2009] 31. In what ways CAD can help manufacturing activity? Discuss. [May/June-2009] 32. CAD helps in integrating CAM- Justify this statement. [May/June-2009] 33. How do you specify a plotter for graphics application? [May/June-2009] 34. Explain the four types of production. [May/June-2009] 35. Briefly describe the types of storage devices used in computers. [Nov-2008] [June-2009] 36. In design, what do you understand by synthesis and engineering analysis? 37. Explain how CAD helps to synthesize a product design and do engineering analysis for getting optimal design. [June-2009] 38. Briefly explain the conventional process of the product cycle in the conventional manufacturing environment. [June-2009] 39. What is the structure of a computing system? [June-2009] 40. What do you understand by the CPU? [June-2009] 41. List the advantages of computer aided design. 42. Bring out clearly the difficulties a design engineer has to face at each of the design stages if they are carried out manually. [June-2009] 43. How does a CRT work? [June-2009] 44. What are the capabilities and limitations of directed beam refresh graphics terminal? [June-2009] 45. A scaling factor of 2 is applied in the Y direction while no scaling is applied in the X direction to the line whose two end points are at coordinates (1, 3) and (3,6). The line is to be rotated subsequently through 300, in the counter clockwise direction. Determine the necessary transformation matrix for the operation and the new coordinates of the end points. [May/June-2009] Prepared By: Vijay SriHarsha Tangella, Asst. Professor. PSCMR College of Engineering & Technology.
SUB CODE: RT41032 CAD/CAM QUESTION BANK R13 46. The vertices of a triangle are situated at points (15, 30), (25, 35) and (5, 45). Find the coordinates of the vertices if the triangle is first rotated 100 counter clockwise direction about the origin and then scaled to twice its size. [May/June-2009] 47. Explain the details of polygon clipping. Give its advantages compared to the line clipping. [May/June-2009] 48. Describe the various database models which are generally used. [Feb-2008] 49. Write briefly on the secondary storage devices used in CAD System. [Nov -2008] 50. What is the need for concatenation of transformations? Explain what care should be taken in such cases. [Nov-2008] 51. Explain the method of back face removal. Give its advantages and limitations with reference to hidden line removal. [Nov -2008] 52. What is meant by Interactive Computer Graphics? Explain its various elements. [Nov -2008] 53. With the help of a block diagram, explain the computer aided design process. [Feb-2007] 54. Explain how an image is generated and maintained in a direct beam refresh terminal. [Feb-2007] 55. What are the functions of an interactive graphic design workstation? [Feb-2008] [May-2004] 56. Explain with the help of a neat sketch, how an image is generated on a computer terminal. [Feb-2008] [May-2004] 57. Elaborate on the basic requirements that a CAD software has to satisfy. [Feb-2008] [March-2006] 58. Describe the various database models which are generally used. [Feb-2008] [March-2006] 59. What are the reasons for implementing a computer aided design system. 60. ii. What is a digitizer? Explain how it can be used for transferring paper drawing to CAD system. 61. Give the general configuration of a CAD computer system. 62. In what ways CAD can help manufacturing activity? Discuss. 63. CAD helps in integrating CAM. Justify this statement. 64. How do you specify a plotter for graphics applying? 65. In design, what do you understand by synthesis and engineering analysis 66. Explain how CAD helps to synthesize a product design and do engineering analysis for getting optimal design. 67. Describe the types of CAD/CAM systems based on their hardware in the development of this technology. 68. What is the structure of a computing system? 69. What do you understand by the CPU & ALU? 70. List the advantages of computer aided design. 71. Bring out clearly the difficulties a design engineer has to face at each of the design stages if they are carried out manually. 72. Write briefly on the secondary storage devices used in CAD System. 73. Explain with the help of a neat sketch, how an image is generated on a computer terminal. Prepared By: Vijay SriHarsha Tangella, Asst. Professor. PSCMR College of Engineering & Technology.
SUB CODE: RT41032 CAD/CAM QUESTION BANK R13 74. Elaborate on the basic requirements that a CAD software has to satisfy. 75. Describe the various database models which are generally used. 76. What are the reasons for implementing a computer aided design system. 77. With the help of a block diagram, explain the computer aided design process. 78. Explain how an image is generated and maintained in a direct beam refresh terminal. 79. What is a digitizer? Explain how it can be used for transferring paper drawing to CAD system. 80. A scaling factor of 2 is applied in the Y direction while no scaling is applied in the X direction to the line whose two end points are at coordinates (1, 3) and (3,6). The line is to be rotated subsequently through 300, in the counter clockwise direction. Determine the necessary transformation matrix for the operation and the new coordinates of the end points. 81. The vertices of a triangle are situated at points (15, 30), (25, 35) and (5, 45). Find the coordinates of the vertices if the triangle is first rotated 100 counter clockwise direction about the origin and then scaled to twice its size. 82. Explain the concept of obtaining a reflection about an arbitrary line starting from the plain reflection about an axis. How do you obtain the orthographic projections of 3Dgeometric data base? 83. What is meant by Interactive Computer Graphics? Explain its various elements. 84. Describe the various database models which are generally used. 85. What are the different graphic display devices? Explain at least two display devices in detail. 86. List at different problems associated with raster graphic display device. 87. What are normalized device coordinators? 88. What is display file? Explain the stricture of display file? 89. What is transformation? How many types of transformations are there to change the geometry? 90. What is a projection? Explain different types of projections? 91. What are the different Radius graphic display devices? Explain? 92. List at different problems associated with raster graphic display device. 93. What are normalized device coordinators? 94. What is display file? Explain the stricture of display file? 95. What is transformation? How many types of transformations are there to change the geometry? 96. What is a projection? Explain different types of projections? 97. What is clipping? Explain with the help of a diagram. 98. Explain Cohen-Sutherland algorithm for clipping of lines. 99. Write down the different techniques for the hidden surface remover. Explain? 100. What is clipping? Explain with the help of a diagram. 101. Write down the different techniques for the hidden surface removal. Explain? Prepared By: Vijay SriHarsha Tangella, Asst. Professor. PSCMR College of Engineering & Technology.

Lecture Notes