What is the primary use of the GIS operation called 'clip'?
A. To merge two datasets
B. To extract a portion of spatial data using a boundary
C. To convert raster to vector
D. To buffer features
Answer: Option B
Solution (By Examveda Team)
Clip extracts a specific area of interest from a larger dataset based on a defined boundary.It helps focus analysis on relevant regions.This Question Belongs to Geological Engineering >> Remote Sensing And GIS In Geological Engineering
What is the primary principle behind remote sensing?
A. Collecting data by direct contact
B. Observing Earth from a distance using sensors
C. Drilling to collect soil samples
D. Using underground radar
Which of the following is an active remote sensing technique?
A. Aerial photography
B. LiDAR (Light Detection and Ranging)
C. Thermal infrared imaging
D. Multispectral scanning
Which GIS component is responsible for spatial data analysis?
A. Hardware
B. Software
C. Data
D. People
In remote sensing, what does spectral resolution refer to?
A. Size of the area covered
B. Ability to distinguish between different wavelengths
C. Number of pixels in the image
D. Time between image acquisitions
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