Mapping by means of QGIS
Programming in C/C++
Usage of Office Tools
Week - 1. Usage of a Spreadsheet Program
Week - 2. .......
LibreOffice, A Free Office Tools
OpenOffice, A Free Office Tools
Gnumeric, An Open-source Spreadsheet Program
Python, A Free Compiler in Python Programming
SOFA, Standards Fundamentals Astronomy
GnuPlot, A Free and Open Source GNU Plotting Software
QGIS, A Free and Open Source Geographic Information System