This is the second workbook that can be used as in an introductory course for learning raster analysis using QGIS ver. 2.12 in Greek. The workbook presents the available GIS tools and functionality, including raster spatial analysis, querying interactive maps creation, data management, running raster geoprocessing tools and basic web mapping. It contains detailed exercises, based on realistic senarios with actual data. Digital data are also available for downloading.