History of Computers

Name the earliest calculating device.

• Abacus

• Supercomputers

• P.C

Who invented abacus ?

• China

• India

• Ancient romans

• Arabia

Who invented logarithms?

• John Napier

• Charles Babbage

• Dr. John Vincent

• Dr. Howard Aiken

Till when the sliderule was used ?

• 2003

• 1970

• 1889

• 1947

Name the machine that Blaise Pascal invented.

• Abacus

• Pascaline

• Sliderule

• Logarithms

At what age Blaise Pascal invented Pascaline ?

• 13

• 34

• 20

• 19

Who is the father of modern computer?

• Charles Babbage

• Dr. Herman Hollerith

• Clifford Barry

Name the two person who invented Atanasoff-Berry Computer or ABC.

• Dr. John Vincent Atanasoff

• Dr. Herman Hollerith

• Clifford Barry

• Stephen Hawkin

The Electrical Numerical Integrator and Calculator, known as ENIAC was designed by whom ?

• J. Prosper Eckert

• Vincent Smith

• Charles Babbage

• John W. Mauchly

The most successful of the early microcomputers was what ?

• Apple II

• IBM PC

• Macintosh

• Windows