Interview Question for Limited Departmental Competitive Examination (LDC) Principles of Surveying

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Interview Question for Limited Departmental Competitive Examination (LDC) Principles of Surveying

 

1. Distance between two points is measured by

  1. Pacing
  2. Pedometer
  3. Passometer
  4. Chaining
  5. All the above

Answer: All the above

 

2. The following instrument is used to set out a right angle

  1. Cross staff
  2. Optical staff
  3. Prism square
  4. None of the above
  5. All the above

Answer: All the above

 

3. In order to do fly levelling the following type of methodology is adopted

  1. Rise & fall method
  2. Height of instrument method
  3. Both the above
  4. None of the above

Answer: Both the above

 

4. For locating an inaccessible point with the help of only a plane table, one should use

  1. traversing
  2. resection
  3. radiation
  4. Intersection

Answer: Intersection

 

5. The method of plane tabling commonly used for establishing the instrument station is a method of

  1. Radiation
  2. Intersection
  3. Resection
  4. Traversing

Answer: Intersection

 

6. A metallic tape is made of

  1. Steel
  2. Invar
  3. Linen
  4. Cloth & wires

Answer: Cloth & wires

 

7. Dumpy level is most suitable when

  1. The instrument is to be shifted frequently
  2. Fly leveling is being done over long distance
  3. Many readings are to be taken from a single setting of the instrument
  4. All of the above

Answer: Many readings are to be taken from a single setting of the instrument

8. Two contour lines, having the same elevation

  1. Cannot cross each other
  2. Can cross each other
  3. Cannot unite together
  4. Can unite together

Answer: Can unite together

 

9. In setting up a plane table at any station

  1. Leveling is done first
  2. Centering is done first
  3. Both leveling and centering are done simultaneously 
  4. Orientation is done first

Answer: Both leveling and centering are done simultaneously

 

11. Theodolite is an instrument used for

  1. Tightening the capstan-headed nuts of level tube
  2. Measurement of horizontal angles only
  3. Measurement of vertical angles only
  4. Measurement of both horizontal and vertical angles

Answer: Measurement of both horizontal and vertical angles

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