GOOD LUCK! I LOVE YOU Flashcards
a programmable electronic device designed to accept data,perform prescribed mathematical and logical operations at high speed,and display the results of these operations
Computer
The First counting device was used by the Primitive people.
They Used Sticks,stones and bones counting tools
performs test on workstation core components such as CPU and memory.
Power On self Test
manage all of software and hardware on the computer
Os
it is built to do ballistic calculations for US military during World War II
ENIAC
2 types of Software
System Software
Application Software
The first used of the word “computer” was recorded in
1613
ancient memory aid device to record and documents, numbers, quantities or even messages.
Tally stick
The history of computers begins with the birth of the abacus which is believed to be the first computer.
Abacus
It was a manually-operated calculating device.
Napier’s Bone
Invented by John Napier(1550-1617) of Merchiston in 1614
Napier’s Bone
It was also the first machine to use the decimal point.
Napier’s Bone
First Computer Programmer
In 1840,Ada Lovelace or Augusta Ada Byron suggests to Babbage that he use the binary
system. She writes programs for the Analytical Engine
The first computer company
was the
Electronic Controls Company.
Founded in 1949 by J. Presper Eckert
and John Mauchly.
invented by William Oughtred in1622.
Slide rule
It was primarily used for multiplication, division, roots, logarithms and trigonometry.
Slide rule
Also known as Arithmetic Machine or Adding Machine.
Pascaline
It was invented between 1642 And 1644 by mathematician-philosopher Blaise Pascal
Pascaline
It is believed that it is the first mechanical and automatic calculator.
Pascaline
developed by German mathematician -philosopher Gottfried Wilhelm Leibnitz In 1673.
Stepped Reckoner or Leibnitz wheel
It was a digital mechanical calculator.The machine that can Add,subtract,multiply and divide automatically.
Stepped Reckoner or Leibnitz wheel
It is a mechanical loom. Invented by Joseph-Marie Jacquard in 1881.It’s an automatic loom controlled by punched cards.
Jacquard Loom
A mechanical calculator invented by Thomas de Colmar in 1820.
Arithmometer
The first reliable,useful, and commercially successful calculating machine.
Arithmometer
In the early 1820s,it was designed by Charles Babbage who’s known as “Father of Modern Computer”.
Difference Engine
it was a mechanical computer which could perform simple calculations
Difference Engine
It was a steam driven calculating machine designed to solve tables of numbers like logarithm tables.
Difference Engine
This calculating machine was developed by Charles Babbage in 1830.It was a mechanical computer That used punch-cards input. Storing info. as a permanent memory.
Analytical Engine
Invented by Per Georg Scheutz in 1843. The 1st printing calculator.
Scheutzian Calculation Engine
It was invented in 1890, by Herman Hollerith. It was a mechanical tabulator based on punch cards.
Tabulating Machine
Hollerith also started Hollerith’s __________ Company which later became International Business Machine(IBM) in 1924.
Tabulating Machine
It was the first electronic computer introduced in the United States in 1930. It could do 25 calculations in a few minutes. It was an analog device invented by Vannevar Bush.
Differential Analyzer
It was the first programmable digital computer.
Harvard Mark 1
In 1944, Mark I computer was built in partnership between IBM and Harvard.
Harvard Mark 1
The next major change in the history of computers began in 1937 when Howard Aiken planned to develop a machine that could perform calculations involving large numbers.
Harvard Mark 1
The first programmable computer. Created by Konrad Zuse in Germany from 1936 to 1938.
Z1
To program the ____ required that the user insert punch tape to a punch tape reader and all output was also generated through punch tape.
Z1
It was the first electronic digital computing device.
Atanasoff-Berry Computer (ABC)
Invented by professor John Atanasoff and graduate student Clifford Berry at Iowa State University between 1939-1942.
Atanasoff-Berry Computer (ABC)
ENIAC stands for
Electronic Numerical Integrator And Computer.
It was the first electronic general-purpose computer. Completed in 11946.
ENIAC
Developed by John Presper Eckert and John W. Mauchly.
ENIAC
was the first commercial computer.Designed by J. Presper Eckert and John Mauchly.
UNIVAC 1
EDVAC stands for
Electronic Discrete Variable Automatic Computer.
The First Stored Program Computer.
EDVAC
Designed by Von Neumann 1952.
EDVAC
It has a memory to hold both a stored program as well as data.
EDVAC
The first portable computer. Released in 1981 by the Osborne Computer Corporation.
Osborne 1
slow,huge and expensive.In these computers,vacuum tubes were used as the basic components of CPU and memory.
First generation (1946-1958)
These computers mainly depended on a batch operating system and punch cards.
First generation (1946-1958)