Whole circle bearing of a line is preferred to a quadrantal bearing merely because

Handles of chains are made up of

Which one of the following mistakes/errors may be cumulative positive or negative?

Reduced bearing is:

A contour map of the area is essential before proceeding with the construction of

Which of the following is the accurate method for plotting traverse area?

Correction applied in prismoidal correction is always

Plotting of inaccessible points on a plane table, is done by

Contours are used to determine