AutoCAD (CAD) MCQs | Page - 4

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R

Ram Sharma • 193.86K Points
Coach

Q. Spatial occupancy enumeration is rarely used in CAD applications because it

(A) does not allow 3D solids to be edited
(B) requires an obscure operating system
(C) is not sufficiently accurate for CAD work.
(D) requires a large amount of memory.
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R

Ram Sharma • 193.86K Points
Coach

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) MODELTYPE system variable.
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R

Ram Sharma • 193.86K Points
Coach

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 specified.
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R

Ram Sharma • 193.86K Points
Coach

Q. Solid models are used more frequently than surface models or wireframes because they

(A) allow you to calculate mass properties
(B) can be viewed from any point in 3D space.
(C) are more accurate
(D) result in smaller files.
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R

Ram Sharma • 193.86K Points
Coach

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 command.
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R

Ram Sharma • 193.86K Points
Coach

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.
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R

Ram Sharma • 193.86K Points
Coach

Q. To avoid surprises when you create a wireframe model, it is a good idea to

(A) avoid using object snaps
(B) stay in the default world coordinate system.
(C) specify coordinates using the absolute technique.
(D) view the model from the top (plan) view while working.
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R

Ram Sharma • 193.86K Points
Coach

Q. Compared with surface and solid models, wireframe models take

(A) about the same amount of time to create.
(B) less time to create.
(C) more time to create.
(D) about 30 minutes to create.
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R

Ram Sharma • 193.86K Points
Coach

Q. Surface models are considered to be more advancedthan wireframe models because

(A) they can be used to calculate mass properties.
(B) they have surfaces (faces).
(C) they have volume.
(D) they can be used to calculate holding properties and weights.
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R

Ram Sharma • 193.86K Points
Coach

Q. An analytic surface is one that

(A) is created using a minimum of four curves that have adjoining edges
(B) interpolates the input data, allowing control of individual data points
(C) is formed from a set of data points that are used as control points
(D) is described by an equation or set of equations
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