olemus
ISO/IEC 2382:
funktsionaalüksus, mis annab edastusele kuuluvaid andmeid
= functional unit that provides data for transmission

ülevaateid
https://flylib.com/books/en/2.809.1.52/1/#:~:text=A%20good%20example%20of%20a,data%20sinks%20(Figure%204.17)
https://insightsoftware.com/encyclopedia/data-source-types/

vt ka
https://en.wikipedia.org/wiki/Data_source

vt ka
- andmeneel