Dimensions in a drawing can be spaced automatically with the Adjust Space (DIMSPACE) command. You can specify a distance between spaced dimensions or you can use the Auto option. What does Auto do to the dimensions being spaced?

There is often a need to hide or isolate selected objects, especially in complex drawings when detailing geometry. Where would you find the Isolate menu option—which is not on the ribbon?

System variables can be monitored in AutoCAD. When monitored, they can also be reset to preferred values. What command is used to control these system variables?

When using HIDE or ISOLATE in a drawing, the objects are either hidden or isolated for clarity. What happens to the layers of hidden or isolated objects?

When scaling a drawing from imperial feet and inches to metric millimeters, what scale factor do you use in the SCALE command, before adjusting your units settings?

When drawing line objects in a drawing, you may use coordinates to define distance and direction. One type of coordinate is a relative coordinate, which is relative to the last point specified—often the second point when drawing a line using the LINE command. What prefix symbol should you type in front of 2D X,Y coordinates to ensure that AutoCAD knows it is a relative coordinate input?

What is the rotate command used for?

When do you use the middle mouse button?

Where do you make changes to a visual lisp routine?

How do you turn a poly line into a 3D object?

Which of these is not a 3D modeling feature?