About: http://webisa.webdatacommons.org/122887459

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Operating systems do basic works like identifying input from keyboard, sending output to monitor, managing files, and controlling peripheral devices such as printers and external drives.
http://www.w3.org/ns/prov#wasQuotedFrom	understandingcomputerbasics.com