D2(RAH) MASTER THE DAY

Which AutoCAD modeling type represents a 3D object using only points, lines, and curves without surfaces?

• Drafting Modeling

• Surface Modeling
• Solid Modeling
• Wireframe Modeling

Answer explanation

Wireframe modeling shows only edges using points, lines, and curves without surfaces.

Which AutoCAD command is used to create a solid by revolving a feature around an axis?

• Extrude

• Revolve

• Loft
• Sweep

Answer explanation

The 'Revolve' command is used to create solids like spheres by revolving around an axis.

Which AutoCAD command is used to extrude a profile along a specified path?

• Revolve

• Loft
• Sweep

• Extrude

Answer explanation

The 'Sweep' command extrudes a profile along a specific path.

What is the shortcut key for the 'Region' command in AutoCAD?

• reg + enter
• ext + enter
• uni + enter
• sweep + enter

Answer explanation

The shortcut for the Region command is 'reg + enter'.

Which AutoCAD workspace is used for basic 3D modeling tasks?

• 3D Basics
• 3D Modelling
• Drafting & Annotation
• 3D Explorer

Answer explanation

'3D Basics' workspace is used for basic 3D modeling tasks.

Which command is used to combine two or more solids into one?

• Loft

• Subtract
• MeasureProp
• Union

Answer explanation

The 'Union' command combines two or more solids into one.

Which command in AutoCAD is used to find the intersection of two solids?

• Subtracr

• Union
• Intersect

• UnionSolid

Answer explanation

The 'Intersect' command finds the common volume between solids.

Which AutoCAD command provides mass properties of 2D and 3D objects?

• Measureprop

• Massprop

• MassUnion
• PropertyCalc

Answer explanation

The 'MassProp' command provides mass properties of selected objects.

What does DPI stand for in the context of computer hardware?

• Dots Per Image

• Dots Per inch

• Dots Per Unit
• Dots Per Color

Answer explanation

DPI stands for Dots Per Inch, indicating image density.

Which generation of computers used vacuum tubes and magnetic drums for memory?

• First Generation
• Second Generation
• Third Generation
• Fourth Generation

Answer explanation

First generation computers used vacuum tubes and magnetic drums.