4. Although all of them could be true, this one is most acurate :)
Answer:
C: disruptive technology era
Explanation:
There are five main stages in IT infrastructure era and the are, in order from the oldest to the newest; the mainframe and minicomputer era, the personal computer era, the client/server era, the enterprise era, and the cloud computing being the newest in the five stages eras of IT infrastructure.
Answer:
Random Access Memory, it's used to store working data and machine codes
Explanation:
Hope it helped !
Adriel
It is C: COMMAS!!!
i hope i helped you!