Applying AutoCAD 2006 ©2006

Chapter 38: The Third Dimension


1.		The three axes in the Cartesian coordinate system are the X axis, the Y axis, and the axis.



2.		To view a globe representation from which you can choose a viewpoint anywhere in 3D space, enter the command and press ENTER twice.



3.		The viewpoint globe representation is commonly known as the .



4.		The inner ring of the globe representation is called the .



5.		Hiding edges that would be hidden from view if you were viewing a real 3D object is known as (three words).



6.		The toolbar contains several predefined viewpoint buttons, including buttons for isometric views.



7.		is a tool for changing viewpoints that can maintain hidden line removal and shading while the object is being manipulated. (two words)



8.		The standard projection that AutoCAD^® uses when displaying 3D models is projection.



9.		Another term for flat shading is shading.



10.		A method of smooth shading that results in a more realistic model than flat shading is shading.



11.		A plane that slices through a 3D object so that interior geometry can be viewed is known as a(n) plane.