COMPILER DESIGN

Detailed explanation-1: -First mainframe – By most measures, the first mainframe computer was the Harvard Mark I. Developed starting in the 1930s, the machine was not ready for use until 1943. It weighed five tons, filled an entire room and cost about $200, 000 to build – which is something like $3, 070, 500 in 2020 dollars.

Detailed explanation-2: -MITS Altair 8800 kit appears in Popular Electronics MITS co-founder Ed Roberts invented the Altair 8800-which sold for $297, or $395 with a case-and coined the term “personal computer”.