What is one way that "Group" is different than "Join"

In perspective view which of the following actions will allow you to pan across the view?

What Item would decrease the file size in saving process while keeping objects and file properties?

At what angle does the "Fillet" command command two lines?

How is the "BooleanUnion" command different from the "Join" command?

What does the "Explode" command do?

What the fungtion CagEdit?

What of the following is the default to "Pan" across a viewport?

What is the difference between the "Snap" command and the "OSnap" command?

What does the 'chamfer' command do?

Which Viewport shows the orthographic projection of the Rhino model on the x-y plane?