Top 350+ Solved CAD-CAM and Automation MCQ Questions Answer
Q. A translation is applied to an object by D
a. Repositioning it along with straight line path
b. Repositioning it along with circular path
c. Only b
d. All of the mentioned
Q. We translate a two-dimensional point by adding
a. Translation distances
b. Translation difference
c. X and Y
d. Only a
Q. The translation distances (dx, dy) is called as
a. Translation vector
b. Shift vector
c. Both a and b
d. Neither a nor b
Q. In 2D-translation, a point (x, y) can move to the new position (x’, y’) by usingthe equation
a. x’=x+dx and y’=y+dx
b. x’=x+dx and y’=y+dy
c. X’=x+dy and Y’=y+dx
d. X’=x-dx and y’=y-dy
Q. The two-dimensional translation equation in the matrix form is
a. P’=P+T
b. P’=P-T
c. P’=P*T
d. P’=P
Q. -------is a rigid body transformation that moves objects without deformation.
a. Rotation
b. Scaling
c. Translation
d. All of the mentioned
Q. A straight line segment is translated by applying the transformation equation
a. P’=P+T
b. Dx and Dy
c. P’=P+P
d. Only c
Q. Polygons are translated by adding to the coordinate positionof each vertex and the current attribute setting.
a. Straight line path
b. Translation vector
c. Differences
d. Only b
Q. To change the position of a circle or ellipse we translate
a. Center coordinates
b. Center coordinates and redraw the figure in new location
c. Outline coordinates
d. All of the mentioned
Q. The basic geometric transformations are
a. Translation
b. Rotation
c. Scaling
d. All of the mentioned
Q. The process of copying data from a memory location is called
a. reading
b. writing
c. controlling
d. hand shaking
Q. he depth that the tool is plunged into the surface is called as
a. feed
b. depth of cut
c. depth of tool
d. working depth
Q. In CNC systems multiple microprocessors and programmable logic controllers work
a. in parallel
b. in series
c. one after the other
d. for 80% of the total machining time