To make a new view drawing complete, ___ must be added.

When a line is parallel to both the H.P. and V.P., it has ___.

How are irregular boundary lines and short break lines drawn?

For A1 size sheets, how many zones are suggested by ISI along the length and width?

___ point perspective is used for the representation of interior buildings and machine parts.

How are centre lines and locus lines drawn?

Thr drawing sheet be folded so that the title block is ......

In order to improve the clarity of the drawing, the dotted lines in the sectional view should be ___.