Q: Is surveying the technique? ¶
A: Yes, and profession, and science of determining the terrestrial or three-dimensional positions of points and the distances and angles between them.
Q: Is surveying broadly classified into two types? ¶
Q: Is surveying that no measurement is perfect? ¶
A: Yes, and that there will always be a small amount of error.
Q: Was surveying necessary so that railroads could plan technologically and financially viable routes? ¶
Q: Is surveying usually employed for large survey works? ¶