Question

in which year CPU invented by whom

Answer 1

The first working CPU (see the nearby photo) was delivered to Busicom in February, 1971. It was called "Microcomputer on a chip" (the word microprocessor wasn't used until 1972). The first known advertisement for the 4004 is dated back to November 1971, it appeared in Electronic News.

plz Mark as branalist

Answer 2

Hello
Your answer is
CPU is invented in 1970s by Ted Hoff .
Actually i am not sure
Hope it helpful