history of computer

____________consists of a set of rods having numbers printed on it.

• Slide Rule

• Napier's Bone

• Stepped Reckoner

• None of the above

_________a German mathematician constructed a new machine called Stepped Reckoner in 1671 A.D.

• Charles Babbage

• Gottfried Von Leibnitz

• William Oughtred

• None of the above

An American statistician called Herman Hollerith invented ______________in 1887.

• Tabulating machine

• Napier's bone

• Analytical engine

• None of the above

_____________was the first general-purpose electronic digital computer designed for commercial use.

• EDVAC

• EDSAC

• UNIVAC-I

• All of the above

___________is a personal computer company founded in 1976 by Steven Jobs and Steve Woznaik.

• Apple-I

• Machintosh

• Both of the above

• None of the above

(a)   is known as the first computer programmer.

(a)   is known as father of modern computer.

(a)   is the full form of EDVAC.

(a)   is the full form of UNIVAC-I.

(a)   is the first digital computer designed for commercial use.