Top 50+ Solved AutoCAD (CAD) MCQ Questions Answer
Q. A fillet surface is used to
a. reshape a bicubic Coons patch with smooth curves.
b. round the edges of a planar surface.
c. blend two surfaces together.
d. convert facets into smooth curves.
Q. A surface primitive is a(n)
a. basic 3D object that can be used to create more advanced models.
b. wireframe model from which surface models can be created.
c. 2D object that can be extruded to form a surface model.
d. analytic surface from which nonanalytic surfaces can be create
Q. To create an approximation of a Coons patch in AutoCAD®, use the
a. 3DMESH command.
b. REVSURF command.
c. TABSURF comman
d. D) EDGESURF comman
Q. The Spline option of the PEDIT command
a. creates an arc-fit polyline joining each pair of vertices to convert a straight-line polyline into a curve.
b. uses the vertices of the polyline as control points to create a curve approximating a B-spline.
c. generates the linetype in a continuous pattern through the vertices of the polyline.
d. smoothes a polygon mesh surface.
Q. To control the type of surface created using the Smooth surface option of the PEDIT command, use the
a. SURFTAB1 system variable.
b. SURFTAB2 system variable.
c. SURFTYPE system variable.
d. EDGESURF comman
Q. Solid models are used more frequently than surface models or wireframes because they
a. result in smaller files.
b. are more accurate.
c. can be viewed from any point in 3D space.
d. allow you to calculate mass properties.
Q. The disadvantage of solids created using pure primitive instancing is that
a. they are less accurate than solids created using cell decomposition.
b. they must be converted to another type of solid before they can be edited.
c. they are created using the B-rep format.
d. some of the parameters of the solids are not specifie
Q. By default, AutoCAD® displays all kinds of models in wireframe format. To find out which type of solid a specific model is, use the
a. ID command.
b. REGEN command.
c. LIST comman
d. D) MODELTYPE system variable.
Q. Spatial occupancy enumeration is rarely used in CAD applications because it
a. requires a large amount of memory.
b. is not sufficiently accurate for CAD work.
c. requires an obscure operating system.
d. does not allow 3D solids to be edite
Q. To store and display modeling information, AutoCAD® uses
a. cell decomposition.
b. boundary representations and sweeping.
c. constructive solid geometry.
d. pure primitive instancing.
Q. All of the following are examples of solid primitives except the
a. sphere.
b. cone.
c. dome.
d. pyrami
Q. The ISOLINES system variable specifies
a. the number of segments in a tabulated model.
b. the number of contour lines that define a solid model.
c. the direction of contour lines in a solid model.
d. the length of the segments in an extrusion.
Q. All of the following objects can be extruded except a(n)
a. arc.
b. polyline.
c. ellipse.
d. region.
Q. To create a revolved solid, use the
a. EDGESURF command.
b. REVSURF command.
c. REVOLVE command.
d. EXTRUDE comman