CAD - CAM Quiz | CAD - CAM Question and Answer for Practice

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

41. The shape functions of a two-node bar element are

1. Linear
2. Quadratic
3. Constant
4. None of the above

42. The shape of the Bezier curve is controlled by

1. Control points
2. Knots
3. End points
4. All the above

43. The software that enables the user to implement custom applications or modify the system for specialized needs is known as

1. Programming language
2. Operating system
3. Application software
4. Graphics software

44. The software that is used for file manipulations, managing directories and subdirectories, programming and accounts setups is known as

1. Graphics software
2. Operating system
3. Application software
4. Programming language

45. The tensor product technique constraints surfaces by two curves.

1. Adding
2. Subtraction
3. Multiplying
4. Dividing