state gov TNPSC Group 2/2A (தமிழ்நாடு) Mock Test 2024 General Knowledge Science Technology and Inventions
Consider the following statements:
a) Remote sensing provides a means of collecting spatial data without physical contact with the area being studied.
b) Aerial photography is a common method of remote sensing.
c) In GIS, remote sensing data can be incorporated with other data types for analysis.
Which of the above statements is/are correct?
1
Only a and b
2
Only b and c
3
Only a and c
4
All a, b and c