HISTORY OF COMPUTER URDU/HNDI  WITH ENGLISH SUBTITLES

HISTORY OF COMPUTER URDU/HNDI WITH ENGLISH SUBTITLES


FRIENDS TODAY WE GIVE YOU INFORMATION ABOUT HISTORY OF COMPUTER HOW COMPUTER BUILT AND HIS PROCESS OF BUILTING AND ALSO WHEN FIRST COMPUTER IS INVENT BEFORE STARTING VIIDEO FRIENDS WE REUESTED YOU TO SUBSCRIBE OUR CHANNEL AND ALSO PRESS BELL ICON FOR NOTIFICATIONS COMPUTER FRIENDS WORD COMPUTER IS DERIVED FROM LATIN WORD COMPUTARE WHICH MEANS TO CALCULATE The first use of the word “computer” was recorded in
1613, referring to a person who carried out
calculations Computer is a programmable machine that manipulates data
according to a list of instructions. Computer aids humans inperforming various kinds of computation or calculations. It responds to a specific set of instructions in a welldefined manner. It can execute a pre-recorded list of instructions. It can quickly store and retrieve large amounts of
data. IN THE BEGINING OF WORLD A tally stick was an ancient memory aid device to to
record and document numbers, quantities, or even messages. IN 2400 B.C FOR MATHEMATICAL CALCULATION The abacus was invented in Babylonia The abacus in the form we are most familiar with
was first used in China in around 500 B.C It used to perform basic arithmetic operations. IN 1614. Napier’s Bones
• Invented by John Napier Allowed the operator tomultiply, divide and calculate square and cuberoots s by moving the rods around and placing them inspecially constructed boards. IN 1622. Slide Rule
• Invented by William Oughtred Is based on Napier’s ideas
about logarithms Used primarily for multiplication division roots logarithms Trigonometry Not normally used for addition
or subtraction IN 1642. Pascaline
• Invented by Blaise Pascal It was its limitation to addition
and subtraction. It is too expensive. Stepped Reckoner
• Invented by GottfriedWilhelm Leibniz The machine that can add,subtract multiply and divide automatically. Arithmometer
• A mechanical calculator inventeby Thomas de Colmar The first reliable, useful and commercially successful calculating machine. The machine could perform the four basic mathematic functions The first mass-produced calculating machine Difference Engine Invented by Charles Babbage in 1822 It an automatic, mechanical calculator designed to tabulate polynomial functions. Analytical Engine It is the first mechanical computer In 1840, Augusta Ada Byron suggests to Babbage that he use
the binary system She writes programs for the
Analytical Engine Scheutzian Calculation Engine
• Invented by Per Georg Scheutz Based on Charles Babbage’s
difference engine The first printing calculator. Jacquard Loom invented by Joseph-Marie Jacquard in 1881. The Jacquard loom is a mechanical loom It an automatic loom controlled by punched cards. Tabulating Machine Invented by Herman
Hollerith in 1890. To assist in summarizing
information and accounting Z1 The first programmable computer.
• Created by Konrad Zuse inGermany from 1936 to1938. To program the Z1 required thatthe user insert punch tape into a
punch tape reader and all output was also generated through
punch tape. Atanasoff-Berry Computer It was the first electronic digital computing device.
• Invented by Professor John Atanasoff and
graduate student Clifford Berry at Iowa State University between 1939 and 1942 Havard Mark 1 Invented by Howard H. Aiken in
1943 The first electro-mechanical
computer ENIAC ENIAC stands for Electronic Numerical Integrator and
Computer It was the first electronic generalpurpose
computer. Completed in 1946 Developed by John Presper
Eckert and John W. Mauchl. UNIVAC 1 Designed by J. Presper Eckert and John
Mauchly. The UNIVAC I (UNIVersal Automatic Computer 1)
was the first commercial computer. EDVAC EDVAC stands for ElectronicDiscrete Variable Automatic
Computer The First Stored Program Computer Designed by Von Neumann in 1952. It has a memory to hold both a
stored program as well as data. The First Portable Computer Osborne 1 – the first portable computer.
Released in 1981 by the OsborneComputerCorporation. The first computer company was the Electronic
Controls Company. Founded in 1949 by J. Presper Eckert and John
Mauchly.

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