Question
Geomatics Engineering Question on Geographic Information System - GIS
In GIS, buffer is a zone with a specified width surrounding a spatial feature. Which of the following statements regarding buffer is/are CORRECT?
A
For a point feature, buffer is an ellipse with mirnor and major axes as buffer distances
B
For a line feature, buffer is a band with a specified distance created around the line conforming to the line's curve
C
Buffer zones are polylines
D
For a polygon feature, buffer is a belt of a specified distance from the edge of the polygon and conforming to its shape
Answer
For a line feature, buffer is a band with a specified distance created around the line conforming to the line's curve
Explanation
Solution
The correct answer is : 2,4