The method of surveying in which field work and plotting work are done simultaneously, is called ............

The line of collimation method of reduction of levels, does not provide a cheek on ............

Profile leveling is usually done for determining ............

The Simpson's rule of areas assumes that the portions of the boundary between the ends of ordinates are ............

The zero of the graduated circle of prismatic compass is located at ............

While surveying a plot of land by plane tabling, the field observations ............

The angle between the reflecting surface of a prism square is ............

For indirect ranging, number of ranging rods required is ............

The properties of autogenous curve for automobiles are given by ............