Related Mcqs:

1. Earth observations from a satellite platform provide____________?

   A. Synoptic view of a large area
   B. Constant solar zenith angles and similar illumination conditions
   C. Repetitive observations of the same area with intervals of a few minutes to a few weeks
   D. All of these

2. For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is______________?

   A. Circular orbit
   B. Sun-synchronous orbit
   C. Near polar orbit
   D. None of these

3. A and B are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?

   A. Height displacement of A will be less than that of B
   B. Height displacement of B will be less than that of A
   C. Height displacement of A and B is equal
   D. Height displacement of A and B will be towards each other

4. The coherence length over which there is a strong relationship between amplitudes is_________________?

   A. Directly proportional to the bandwidth
   B. Inversely proportional to the bandwidth
   C. The square of the bandwidth
   D. None of these

5. Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its_______________________?

   A. Six ground stations
   B. Five ground stations
   C. Four ground stations
   D. Three ground stations

6. Pick up the correct definition from the following with response to GIS_______________?

   A. Common boundary between two areas of a locality is known as adjacency
   B. The area features which are wholly contained within another area feature, is known so containment
   C. The geometric property which describes the linkage between line features is defined as connectivity
   D. All of these

7. Which one of the following residual biases involves the GPS accuracy ?

   A. Satellite dependent biases due to uncertainty in the orbital parameters of the satellite
   B. Receiver -dependent biases due to clock stability with line
   C. Signal propagation biases due to the sphere and troposphere propagation
   D. All the above

8. Which on speed C. of the electromagnetic wave is correct ?

   A. C = v
   B. C = /v
   C. C = v
   D. C = 1/

9. The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target_________________?

   A. Reduces the contrast of the image and also its sharpness
   B. Increases the contrast of the image but reduces the sharpness
   C. Increases both the contrast and sharpness
   D. Reduces the contrast but increases the sharpness

10. Which one of the following statements is correct ?

    A. The function of an information system is to improve one s ability to make decisions
    B. The information system is the chain of operations
    C. A map is a collection of stored, analysed data, its stored information is suitability used in making decisions
    D. All the above