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QGIS Quiz 3 -- Remote Sensing Exam 2025 Questions and Answers Vector vs Raster - ....ANSWER☑️☑️...-Vector - Discrete data stores as point, line, and polygon features Raster - Contiguous data stores as a gridded array of cells (show elevation, precipitation, temperature, imagery) Imagery vs Raster Data - ....ANSWER☑️☑️...-Raster Data - measurement within cell boundary - interpolated value from a vector dataset - stored in a geographic map projecction Imagery - cell is called a pixel -- not restricted to the boundaries of the cell - every image has its own geometry related to the earth Cell Size in Raster Data - ....ANSWER☑️☑️...-Smaller cells = more detail, larger file size Larger Cells = less detail, smaller file size What is remote sensing? - ....ANSWER☑️☑️...-Collecting information about an object without being in direct physical contact with it. 1