Q. Which coordinate system is a device-dependent coordinate system?
✅ Correct Answer: (D)
Screen Coordinate System
CAD-CAM and Automation MCQs | Page - 1
Dear candidates you will find MCQ questions of CAD-CAM and Automation here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. Which of the following is the default coordinate system?
✅ Correct Answer: (B)
World Coordinate System
Q. When every entity of a geometric model remains parallel to its initial position, the transformation is called as
✅ Correct Answer: (B)
World Coordinate System
Q. In which type of projection, actual dimensions and angles of objects and therefore shapes cannot be preserved?
✅ Correct Answer: (B)
World Coordinate System
Q. The matrix representation for translation in homogeneous coordinates is
✅ Correct Answer: (B)
World Coordinate System
Q. The matrix representation for scaling in homogeneous coordinates is
✅ Correct Answer: (A)
P’=S*P
Q. The two-dimensional rotation equation in the matrix form is
✅ Correct Answer: (C)
P’=R*P
Q. What is the use of homogeneous coordinates and matrix representation?
✅ Correct Answer: (A)
To treat all 3 transformations in a consistent way
Q. If point are expressed in homogeneous coordinates then the pair of (x, y) is represented as
✅ Correct Answer: (D)
(x’, y’, w)
Q. If point are expressed in homogeneous coordinates then the pair of (x, y) is represented as
✅ Correct Answer: (D)
(x’, y’, w)
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