11. There are many advantages to using a data warehouse , some of them are:

13. 1- Acquiring Different forms of Data from large variety of sources . i.e. Sensors, observations, diagrams, statistical info. Etc. 2- Processing the Acquired data for, required and relevant needs, then this data will be sorted in groups according to the relevancy of the issue at hand. 3- The relevantly grouped & processed data, will be further analyzed by, a (DBA) for a specific use or to store in a (DW) , Data analysts and in regards to scientific experimentation, by scientists.