History of computers

One of the Most Simple calculating device , Of the early period.

• Pascaline

• Schickard's calculating clock with gears

• Abacus

• Napier's bones

When did people started using Abacus?

• 3rd century

• 6th century

• 12th century

• 14th century

When did navigational tables came in use.

• 6th century

• 19th century

• 7th century

• 17th century

Numbers 0 to (a)   were marked on a set of ivory sticks

What was used by N.A.S.A users in the Apollo mission in the 1960s.

• Napier's bones

• Stepped reckoner

• Slide rule

• Pascaline

Who Created " The Analytical Engine "

(a)  

Who created " The Hollerith Machine ".

• Charles Babbage

• Herman Hollerith

• Ada Lovelace

• Alex Hollerith

Who is regarded the Father of modern computer Science.

• Konrad Zuse

• Alan Turing

• Hardward Mark

• Grace Hopper

From which year Computer with Microprocessors started coming .

• 1945

• 1970

• 1956

• 1926

In what year Netscape Navigator was Released.

• 1997

• 1984

• 1986

• 1994