real-time vs computing

real-time is not a noun while computing is a noun.

Word	Noun	Adjective	Verb	Adverb
real-time	No	Yes	No	No
computing	Yes	No	No	No

real-time (noun)	computing (noun)
	the procedure of calculating; determining something by mathematical or logical methods
	the branch of engineering science that studies (with the aid of computers) computable processes and structures

real-time (adjective)	computing (adjective)
of or relating to computer systems that update information at the same rate they receive information