Chapter 1Introduction to Computer

Machine that performs tasks, such as calculations or electronic communication, under the set of instruction called program

• Machine

• Computer

• Calculator

• Abacus

The manipulation of data which uses a set of operations to transform data to produce meaningful information

• Word processing

• Machine processing

• Information processing

• Data processing

He discovers logarithms using his BONES

• William Oughtred

• John Napier

• Gottfried Leibniz

• Charles Babbage

He invented the Slide Rule

• William Oughtred

• Gottfried Leibniz

• Augusta Lovelace

• Alan Turing

He invented the Stepped Reckoner

• Walter Brattain

• John Kemeny

• Howard Aiken

• Gottfried Leibniz

He develop the first mechanical computer

• John Von Nuemann

• Herman Hollerith

• Grace Murray

• Charles Babbage

Referred as the first programmer

• Hedy Lamarr

• Grace Murray

• Charles Darwin

• Augusta Lovelace

He develop the Analytical engine

• John Eckert

• Howard Aiken

• Charles Babbage

• Alan Turing

He develop a punch cards machine used to record data of US census

• Paul Allen

• Linus Trovald

• Herman Hollerith

• Bill Gates

He develop a machine called Colossus

• Tim Berners Lee

• Mark Zuckerberg

• Jim Clark

• Alan Turing