निम्नलिखित में से किस सिद्धांत द्वारा स्थानिक अंतर्वेशन (spatial interpolation) संभव होता है?

Which of the following is considered a limitation or disadvantage of the Raster Data Format rather than a salient advantage?

In GIS, which algorithm is standard for finding the shortest or least-cost path from a single source pixel to all other pixels in a raster cost surface?