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DGMS EXAM SURVEYOR UNRESTRICTED METAL 28 DEC 2021

METAL SURVEYOR UNRESTRICTED EXAM 2021

1. GIS stands for 

a) Global Information System 

b) Geological Information System 

c) Geographical Information System 

d) Group Information System 

2. If the staff reading at point A=ha and at a point B= hb. The correct staff reading should have been ha and hb, then the correction difference in elevation between A and B is given by ____

a) ha – hb

b) ha + hb

c) Ha – Hb

d) Ha + Hb 

3. Which of the following cannot be used to locate the contour gradient in the field ?

a) Level 

b) Clinometer 

c) Theodolite 

d) Chain 

4. The combined correction for curvature and refraction cab be given as ____

a) C = 14 d2/6R

b) C = 6 d2/7R

c) C = 7d2/2R

d) C = 6d2/14R

5. Fly leveling is another name of _

a) Profile leveling 

b) Cross leveling 

c) Differential leveling 

d) Reciprocal leveling 

6. Which one is not a part of plane table survey 

a) resection 

b) Traversing 

c) radiation 

d) Chaining 

7. Which among the processes having more accuracy in its output ?

a) Total station 

b) Plane table surveying 

c) Chain surveying 

d) Compass surveying 

8. Which triangulation system has the least probability of occurring errors ? 

a) Primary 

b) Secondary 

c) Quaternary 

d) Tertiary

9. The RF is 1:2500 then designation of scale is 

a) 1 cm = 2.5m 

b) 1 cm = 25m 

c) 1 cm = 250m 

d) 1 cm = 2.5m 

10. Which of the following is not a type of shutter used in aerial photogrammetry?

a) Between the lens shutter 

b) Louvre shutter 

c) Ideal shutter 

d) Focal plans shutter