QUESTION $1$

Once the total station has been set up on the traverse point, the first thing that the operator will do is Measure the height of the instrument

Measure the distance to the foresight

Calculate the double angle

All the above

QUESTION $2$

To backsight a point the operator will center the cross hair on the prism by locking and turning. the horizontal lock and fine motion screw

the vertical lock and fine motion screw

all the above

none of the above

QUESTION $3$

After placing the cross hair on backsight prism, the operator will measure a distance to the backsight by pressing on the numerical pad. $2$

$1$

$0$

F$1$