BASIC CONCEPT OF GIS:

• Functions of GIS:

• Data collection: 

• Capture data 
• using GPS & RS

• paper maps are also sources of data

 

• Data storing, processing & analysis:

• Store data
• Store data
• Analyze data 

Source: ResearchGate

 

• Output production:

• Display data
• Produce output  

 

Source: ESRI