About: real-time operating system

Premodifier: real-time operating
Head noun: system

Same concepts
http://dbpedia.org/resource/Real-time_operating_system

Broader concepts

label	provenance	confidence
system software	isap:104888800	0.788078

Narrower concepts

label	provenance	confidence
wind river vxwork	isap:396544253	0.784591
wind river vxworks	isap:266147533	0.664166
windows ce	isap:107861936	0.626804
vxworks	isap:266147528	0.531240
linux	isap:158881960	0.465593
qnx	isap:213465545	0.346541