FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -The original Mark I weighed five tons and was 50 feet long. It was the brainchild of a Harvard graduate student, Howard Aiken, who designed it in 1937, building on decades-old inspiration from British engineer and inventor Charles Babbage. Aiken shopped the idea around until IBM took interest.

Detailed explanation-2: -This was the first digital computer and was designed and constructed in the United States by the IBM Corporation between 1937 and 1944. It was based on a proposal by H. H. Aiken of Harvard University, Massachusetts. Counters were used to store decimal numbers and relays for control and switching.

Detailed explanation-3: -Howard Hathaway Aiken (1900-1973) was a major figure of the early digital era. He is best known for his first machine, the IBM Automatic Sequence Controlled Calculator or Harvard Mark I, conceived in 1937 and put into operation in 1944.

Detailed explanation-4: -Built by IBM and installed at Harvard in 1944, the Mark I’s 765, 000 parts were used to string 78 adding machines together. It used paper tape for input and typewriters for output. According to Rear Admiral Grace Hopper, the Mark I sounded like a thousand knitting needles.