CAD - CAM MCQ Questions and Answers Quiz

31. The degree of the B-spline with varying knot vectors

  1. Increases with knot vectors
  2. Decreases with knot vectors
  3. Remains constant
  4. none of the above

32. The degrees of freedom of a two-node bar element are

  1. 1
  2. 2
  3. 3
  4. 4

33. The following is not a graphics standard

  1. GKS
  2. IGBS
  3. UNIX
  4. PHIGS

34. The heart of a computer is

  1. CPU
  2. ALU
  3. Monitor
  4. Keyboard

35. The lost motion in CNC machine tool is on account of

  1. Backlash in gearing
  2. Wind-up of drive shafts
  3. Deflection of machine tool members
  4. All the above

36. The number of lines required to represent a cub in a wireframe model is

  1. 8
  2. 6
  3. l2
  4. I6

37. The number of non-coincidental points required to define the simplest surface are

  1. 4
  2. 3
  3. 2
  4. 5

38. The number of tangents required to describe cubic splines is

  1. 2
  2. 1
  3. 3
  4. 4

39. The order of the cubic spline is the C

  1. 2" order
  2. 3" order
  3. 1" order
  4. 4" order

40. The screen is scanned from left to right, top to bottom all the time to generate graphics by

  1. Raster scans
  2. Random scan
  3. Vector scan
  4. Stoke writing
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