HISTORY OF COMPUTERS
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The abacus was the first calculating device, created in China over 5,000 years ago. John Napier then invented Napier's Bones to aid in multiplying large numbers. Blaise Pascal subsequently developed the Pascaline, one of the earliest mechanical calculators. In 1835, Charles Babbage built the Analytical Machine, an early general-purpose computer. Herman Hollerith then invented the tabulating machine to help count populations in censuses.
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History of computers
The history of computing devices began with basic tools like fingers for counting and the abacus. During the 17th and 18th centuries, inventors created early mechanical calculating devices. The first real calculating machine was invented in 1820 using gear wheels. Charles Babbage then designed the Analogue Engine in 1830, an early mechanical general-purpose computer, but it was never completed. The first digital computers were developed in the 1940s and used vacuum tubes, followed by transistors in the 1950s which led to smaller, faster computers. Integrated circuits were introduced in the 1960s and have since gotten smaller through microminiaturization, leading to increasingly faster computers with each new generation.
Computer stages of development
The document traces the development of early computers from ancient counting tools like the Chinese abacus and Napier Bones, a calculating system using carved bones, to mechanical calculating machines invented in the 17th century by Pascal and others that could perform basic arithmetic. It highlights Prof. Charles Babbages as inventing the first modern mechanical computers in the 1800s that could perform all basic mathematical calculations, cementing his role as the father of modern computers.
Computer
The document summarizes the history of computers, beginning with the invention of the first mechanical calculating machine by Blaise Pascal in 1642 using wheels with teeth to represent digits. It then discusses how Charles Babbage worked on principles of modern digital computers and designed machines like the Difference Engine in the 19th century. Finally, it notes how analog computers that used rotating shafts and gears to evaluate equations were built in the early 20th century, and how the first fully electronic digital computer called Colossus was created during World War 2 in 1943 at Bletchley Park in the UK to decode encrypted German messages.
Computer
The document summarizes the history of computers, beginning with the invention of the first mechanical calculating machine by Blaise Pascal in 1642. It then discusses Charles Babbage's work in the 19th century developing the principles of modern digital computers through machines like the Difference Engine. Early analog computers that used rotating shafts and gears to evaluate numerical approximations were then built in the early 20th century. Finally, during World War II, scientists created the first fully electronic digital computer called Colossus to decode encrypted German radio messages.
Computer history®
The document summarizes the history of early computing devices from the abacus in 500 BC to the tabulating machine in 1884. It describes inventions like the abacus, Napier's Bones, the slide rule, Pascaline, Leibniz's calculator, Jacquard's loom, the arithmometer, Babbage's difference engine and analytical engine, and Hollerith's tabulating machine - which were important early mechanical calculating or data processing devices that contributed to the development of modern computers. The document provides brief descriptions and dates for each invention.
History of computer
People originally counted on their fingers before switching to counting with stones. The abacus, invented by the Chinese around 5000 years ago, was the first calculating machine. In 1642, Blaise Pascal invented the Pascal's arithmetic machine, one of the early mechanical calculators. Charles Babbage then invented the Analytical Engine in 1835, considered the first computer. Herman Hollerith later created the tabulating machine in the 1880s to help count population records.
Origin of Computer
The document traces the early history and development of computing devices from ancient times to the 19th century. It discusses the ancient Chinese abacus (3000 BC), John Napier's invention of logarithms and mechanical multiplication device called Napier's bones (1617), the slide rule developed by E. Gunter in the 17th century, early mechanical calculators developed by Blaise Pascal (1642), Gottfried Leibniz (1673), and Charles Babbage's analytical engine, a precursor to modern computers. These inventions gradually progressed from simple arithmetic to general purpose computation.
Contributors and thier inventions
The document summarizes the history of calculating devices, including the abacus invented by the Chinese 5000 years ago to count livestock, the Pascaline invented by Blaise Pascal in 1642 to help his father with taxes, Charles Babbage's Difference Engine in the 1800s, Herman Hollerith's punched card machines that laid the foundations for IBM, and the founding of Apple Computer by Steve Jobs and Steve Wozniak in 1976 which released the Apple I computer.
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History of computers
The history of computing devices began with basic tools like fingers for counting and the abacus. During the 17th and 18th centuries, inventors created early mechanical calculating devices. The first real calculating machine was invented in 1820 using gear wheels. Charles Babbage then designed the Analogue Engine in 1830, an early mechanical general-purpose computer, but it was never completed. The first digital computers were developed in the 1940s and used vacuum tubes, followed by transistors in the 1950s which led to smaller, faster computers. Integrated circuits were introduced in the 1960s and have since gotten smaller through microminiaturization, leading to increasingly faster computers with each new generation.
Computer stages of development
The document traces the development of early computers from ancient counting tools like the Chinese abacus and Napier Bones, a calculating system using carved bones, to mechanical calculating machines invented in the 17th century by Pascal and others that could perform basic arithmetic. It highlights Prof. Charles Babbages as inventing the first modern mechanical computers in the 1800s that could perform all basic mathematical calculations, cementing his role as the father of modern computers.
Computer
The document summarizes the history of computers, beginning with the invention of the first mechanical calculating machine by Blaise Pascal in 1642 using wheels with teeth to represent digits. It then discusses how Charles Babbage worked on principles of modern digital computers and designed machines like the Difference Engine in the 19th century. Finally, it notes how analog computers that used rotating shafts and gears to evaluate equations were built in the early 20th century, and how the first fully electronic digital computer called Colossus was created during World War 2 in 1943 at Bletchley Park in the UK to decode encrypted German messages.
Computer
The document summarizes the history of computers, beginning with the invention of the first mechanical calculating machine by Blaise Pascal in 1642. It then discusses Charles Babbage's work in the 19th century developing the principles of modern digital computers through machines like the Difference Engine. Early analog computers that used rotating shafts and gears to evaluate numerical approximations were then built in the early 20th century. Finally, during World War II, scientists created the first fully electronic digital computer called Colossus to decode encrypted German radio messages.
Computer history®
The document summarizes the history of early computing devices from the abacus in 500 BC to the tabulating machine in 1884. It describes inventions like the abacus, Napier's Bones, the slide rule, Pascaline, Leibniz's calculator, Jacquard's loom, the arithmometer, Babbage's difference engine and analytical engine, and Hollerith's tabulating machine - which were important early mechanical calculating or data processing devices that contributed to the development of modern computers. The document provides brief descriptions and dates for each invention.
History of computer
People originally counted on their fingers before switching to counting with stones. The abacus, invented by the Chinese around 5000 years ago, was the first calculating machine. In 1642, Blaise Pascal invented the Pascal's arithmetic machine, one of the early mechanical calculators. Charles Babbage then invented the Analytical Engine in 1835, considered the first computer. Herman Hollerith later created the tabulating machine in the 1880s to help count population records.
Origin of Computer
The document traces the early history and development of computing devices from ancient times to the 19th century. It discusses the ancient Chinese abacus (3000 BC), John Napier's invention of logarithms and mechanical multiplication device called Napier's bones (1617), the slide rule developed by E. Gunter in the 17th century, early mechanical calculators developed by Blaise Pascal (1642), Gottfried Leibniz (1673), and Charles Babbage's analytical engine, a precursor to modern computers. These inventions gradually progressed from simple arithmetic to general purpose computation.
Contributors and thier inventions
The document summarizes the history of calculating devices, including the abacus invented by the Chinese 5000 years ago to count livestock, the Pascaline invented by Blaise Pascal in 1642 to help his father with taxes, Charles Babbage's Difference Engine in the 1800s, Herman Hollerith's punched card machines that laid the foundations for IBM, and the founding of Apple Computer by Steve Jobs and Steve Wozniak in 1976 which released the Apple I computer.
History Of Computers
The document discusses the history and evolution of computers from the 1940s to present. It covers early mechanical computers, the development of electronic computers starting in the 1940s with ENIAC, the first general purpose electronic computer. It then summarizes the progression through the four generations of computers defined by the technology used - vacuum tubes, transistors, integrated circuits, and microprocessors. The document also briefly discusses the development of computer networking, robotics, and supercomputers.
The History of computers
The document summarizes the history and development of computers from the 1930s to the 1980s. It describes some of the key early computers like the Z1 in 1936, the ABC computer in 1942, and the ENIAC in 1946. Important developments included the transistor in the late 1940s, the first commercial computer UNIVAC in 1951, and the first IBM computer in 1953. Programming languages like FORTRAN emerged in 1954, and the integrated circuit replaced vacuum tubes allowing for smaller computers. The first internet ARPAnet was developed in 1969, RAM chips in 1970 led to the first microprocessor in 1971, and the first home computers appeared in 1974-1975. The DOS operating system was released in 1981 followed by early GU
Communication through computer networks
The document discusses communication and computer networks. It defines communication as the transfer of messages between a sender, message, medium, and receiver. It then defines computer networks as interconnections between computers over small or large geographic areas using wires or wireless. It proceeds to discuss different types of communication channels for wired (twisted pair cable, coaxial cable, optical fiber cable) and wireless (infrared, Bluetooth, Wi-Fi) networks. It also defines local area networks (LANs), metropolitan area networks (MANs), and wide area networks (WANs) based on their geographic coverage and provides examples. Finally, it briefly discusses LAN topologies, intranets, and extranets.
The Invention of the computer
The document discusses the invention of the computer, noting that Charles Babbage invented the first working computer in 1837 and that men fought over who deserved credit. It also expresses the opinion that without computers, the world could "blow up" and describes how computing has advanced since its origins.
Development of computers
The document summarizes the development of early computers from 1939 to 1950. It describes several important milestones, including the completion of the ABC in 1942, the start of Project Whirlwind in 1943, the completion of the Harvard Mark 1 in 1944, John von Neumann's 1945 report outlining the stored-program computer architecture, and the completion of the EDSAC in 1949, which was one of the first practical stored-program computers. It provides key details about these early computers such as their technologies, memory capacities, processing speeds, and applications.
Evolution of computers/computer evolution/c++
The document summarizes the evolution of computers over time from ancient calculating devices to modern machines. It discusses five generations of computers:
1) First generation (1940-1956) used vacuum tubes and were large, slow, expensive and unreliable. Major computers included ENIAC.
2) Second generation (1956-1963) used transistors which made computers smaller, faster and more reliable but were still mainly used for scientific tasks.
3) Third generation (1964-1971) used integrated circuits, making computers faster, cheaper and more common in offices.
4) Fourth generation (1971-present) used microprocessors and microcomputers, leading to widespread personal computing.
5) Fifth generation (present and
Development of computer
This document provides a history of computers from their origins to modern personal computers. It describes how the first computers in the 1930s-40s were large electronic devices that used vacuum tubes. Transistors replaced vacuum tubes in the second generation from 1947-1962, making computers smaller and more reliable. The third generation from 1963 onward saw computers become smaller, more powerful, and able to run multiple programs at once. Personal computer types developed, including desktop models for offices, laptop/notebook computers, and smaller palmtop computers.
Importance of computer Learning. Nobab
The document provides an overview of computers and their importance. It discusses the history of computers, types of computers, parts of a computer, and why computer learning is important. Computer learning is important because it allows people to do work easily, helps get jobs, and allows people to know the world. Computers change lives very fast and are used in agriculture, education, medicine, telecommunications, business, word processing, for entertainment and sports, and more. While computers are useful, they also have some disadvantages.
Charles babbage
Charles Babbage nació en Inglaterra y mostró interés por las matemáticas desde temprana edad. Estudió en las mejores escuelas privadas y universidades. Babbage intentó crear máquinas para realizar cálculos automáticamente y eliminar errores humanos, lo que dio lugar a sus inventos de la máquina analítica y la máquina diferencial.
Lesson 4.0 elements of computer and communication system
The document discusses the six key elements of computer and communication systems:
1. People, who use and operate computers for a variety of tasks as either professionals or end-users.
2. Procedures, which are step-by-step instructions for using hardware, software, and data.
3. Data, which includes text, numbers, sounds, images and video that are input and processed into useful information.
4. Hardware, which are the physical machines and equipment like CPUs, keyboards and monitors that require software to function.
5. Software, which are the instructions that process data and give computers flexibility through application and system programs.
6. Connectivity, which allows computers to be connected
HISTORY OF COMPUTERS BY PRATHAMESH.G. BANDEKAR
ITS A POWERPOINT ON THE GREAT INVENTOR OF ALL COMPUTERS MR.CHARLES BABBAGE.IF LIKED PLEASE CLICK ON THE LIKE BUTTON AND HAVE A NICE DAY AND ENJOY MY POWER POINT ON HISTORY OF COMPUTERS.THANKS FOR WATCHING MY POWER POINT
COMMUNICATION & COMPUTER SKILLS
This document provides information about different types of computers and their components. It begins by defining a computer and its basic functions of input, processing, output, storage, and communication. It then describes the major components of a computer system including the input and output units, storage unit, central processing unit (CPU), arithmetic logic unit (ALU), and control unit. It further explains the differences between main memory and secondary storage. The document also classifies computers based on purpose, data handling, and functionality. It concludes by describing different types of computers based on size, including supercomputers, mainframe computers, minicomputers, and microcomputers.
Computer communication
This document discusses computer networks. It describes that the primary goals of a network are to share resources like printers, share information between computers to avoid duplicating files, and allow communication between remote locations. It defines a local area network as connecting systems within a single building using wired or wireless connections. It also explains different network topologies like star, ring and bus networks and how devices connect in each type.
Computer and Communication Networks in ODL
This presentation is part of teleconference for PGDDE students in the Course Communication Technology for DIstance Education delivered on Sptember 8, 2008.
Charles babbage - Father of Computing.
He is Considered a “father of the computer“.
Charles Babbage was an English mathematician, philosopher, inventor and mechanical engineer who originated the concept of a programmable computer.
Babbage is credited with inventing the first mechanical computer that eventually led to more complex designs.
Computer network & communication answer
Computer networks allow interconnected computers and devices to share information and resources. They transmit digital data through physical transmission mediums like cables or wirelessly. Protocols define communication standards to minimize errors. Popular uses of networks include e-business, online education, and remote communication, which have benefited society through increased access and lower costs.
Computer communication and networks
Data communication involves the exchange of data between two devices via some transmission medium. There are five key components: the message being sent, the sender, the receiver, the transmission medium such as a wire or cable, and protocols which establish communication rules. Data can flow in simplex, half-duplex, or full-duplex mode. A network connects multiple devices called nodes and data is generated and shared between these nodes. Connections can be point-to-point between two nodes or multipoint between more than two nodes where the channel capacity is shared.
Computer mediated communication slide
The document defines computer-mediated communication (CMC) as communication that occurs between humans using computers. CMC takes place synchronously or asynchronously through various mediums like text, audio, or video. Synchronous CMC allows for real-time interaction through applications like instant messaging, Skype video calls, or chat rooms. Asynchronous CMC occurs over different times through email, online forums, text messages, or video sharing websites. The document discusses examples of synchronous and asynchronous applications and how CMC plays an important role in distance learning environments.
Computer networks
This document provides an outline for a textbook on computer networks. It begins with an introduction to computer networks, including their uses in business and home applications. It then discusses network hardware, software, and reference models. Several example networks are described, including the Internet, ATM, Ethernet, and wireless LANs. It concludes with a section on network standardization bodies.
Introduction to computer literacy
This document outlines the key objectives and concepts from Chapter 1 of the textbook "Discovering Computers 2006". It defines what a computer is and identifies its main components. It explains the importance of computer literacy and networks. It also discusses the different types of computer users and how computers are used in various sectors of society such as education, healthcare, finance and more.
History of computers 4 z raahim khan
- Early humans used their fingers to count animals killed during hunts and people living in dwellings, demonstrating one of the earliest forms of computing.
- The abacus, developed by the Chinese over 5,000 years ago, was the first calculating machine. It was followed by Napier's Bones, calculating rods invented by Scottish mathematician John Napier in 1617.
- In 1642, French mathematician Blaise Pascal invented a machine called the Pascal's Arithmetic Machine to perform calculations faster than previous methods.
History of computer
Counting on fingers was one of the earliest ways for people to represent and communicate numbers, by displaying quantities on hands. The abacus was then developed as the first calculating machine over 5,000 years ago in China, using a wooden frame with movable beads to perform arithmetic. Later inventions included Pascal's arithmetic machine in 1642 and Babbage's analytical engine in the 1830s, both attempting to mechanize mathematical calculations, before the development of tabulating machines in the late 19th century that could count populations.
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History Of Computers
The document discusses the history and evolution of computers from the 1940s to present. It covers early mechanical computers, the development of electronic computers starting in the 1940s with ENIAC, the first general purpose electronic computer. It then summarizes the progression through the four generations of computers defined by the technology used - vacuum tubes, transistors, integrated circuits, and microprocessors. The document also briefly discusses the development of computer networking, robotics, and supercomputers.
The History of computers
The document summarizes the history and development of computers from the 1930s to the 1980s. It describes some of the key early computers like the Z1 in 1936, the ABC computer in 1942, and the ENIAC in 1946. Important developments included the transistor in the late 1940s, the first commercial computer UNIVAC in 1951, and the first IBM computer in 1953. Programming languages like FORTRAN emerged in 1954, and the integrated circuit replaced vacuum tubes allowing for smaller computers. The first internet ARPAnet was developed in 1969, RAM chips in 1970 led to the first microprocessor in 1971, and the first home computers appeared in 1974-1975. The DOS operating system was released in 1981 followed by early GU
Communication through computer networks
The document discusses communication and computer networks. It defines communication as the transfer of messages between a sender, message, medium, and receiver. It then defines computer networks as interconnections between computers over small or large geographic areas using wires or wireless. It proceeds to discuss different types of communication channels for wired (twisted pair cable, coaxial cable, optical fiber cable) and wireless (infrared, Bluetooth, Wi-Fi) networks. It also defines local area networks (LANs), metropolitan area networks (MANs), and wide area networks (WANs) based on their geographic coverage and provides examples. Finally, it briefly discusses LAN topologies, intranets, and extranets.
The Invention of the computer
The document discusses the invention of the computer, noting that Charles Babbage invented the first working computer in 1837 and that men fought over who deserved credit. It also expresses the opinion that without computers, the world could "blow up" and describes how computing has advanced since its origins.
Development of computers
The document summarizes the development of early computers from 1939 to 1950. It describes several important milestones, including the completion of the ABC in 1942, the start of Project Whirlwind in 1943, the completion of the Harvard Mark 1 in 1944, John von Neumann's 1945 report outlining the stored-program computer architecture, and the completion of the EDSAC in 1949, which was one of the first practical stored-program computers. It provides key details about these early computers such as their technologies, memory capacities, processing speeds, and applications.
Evolution of computers/computer evolution/c++
The document summarizes the evolution of computers over time from ancient calculating devices to modern machines. It discusses five generations of computers:
1) First generation (1940-1956) used vacuum tubes and were large, slow, expensive and unreliable. Major computers included ENIAC.
2) Second generation (1956-1963) used transistors which made computers smaller, faster and more reliable but were still mainly used for scientific tasks.
3) Third generation (1964-1971) used integrated circuits, making computers faster, cheaper and more common in offices.
4) Fourth generation (1971-present) used microprocessors and microcomputers, leading to widespread personal computing.
5) Fifth generation (present and
Development of computer
This document provides a history of computers from their origins to modern personal computers. It describes how the first computers in the 1930s-40s were large electronic devices that used vacuum tubes. Transistors replaced vacuum tubes in the second generation from 1947-1962, making computers smaller and more reliable. The third generation from 1963 onward saw computers become smaller, more powerful, and able to run multiple programs at once. Personal computer types developed, including desktop models for offices, laptop/notebook computers, and smaller palmtop computers.
Importance of computer Learning. Nobab
The document provides an overview of computers and their importance. It discusses the history of computers, types of computers, parts of a computer, and why computer learning is important. Computer learning is important because it allows people to do work easily, helps get jobs, and allows people to know the world. Computers change lives very fast and are used in agriculture, education, medicine, telecommunications, business, word processing, for entertainment and sports, and more. While computers are useful, they also have some disadvantages.
Charles babbage
Charles Babbage nació en Inglaterra y mostró interés por las matemáticas desde temprana edad. Estudió en las mejores escuelas privadas y universidades. Babbage intentó crear máquinas para realizar cálculos automáticamente y eliminar errores humanos, lo que dio lugar a sus inventos de la máquina analítica y la máquina diferencial.
Lesson 4.0 elements of computer and communication system
The document discusses the six key elements of computer and communication systems:
1. People, who use and operate computers for a variety of tasks as either professionals or end-users.
2. Procedures, which are step-by-step instructions for using hardware, software, and data.
3. Data, which includes text, numbers, sounds, images and video that are input and processed into useful information.
4. Hardware, which are the physical machines and equipment like CPUs, keyboards and monitors that require software to function.
5. Software, which are the instructions that process data and give computers flexibility through application and system programs.
6. Connectivity, which allows computers to be connected
HISTORY OF COMPUTERS BY PRATHAMESH.G. BANDEKAR
ITS A POWERPOINT ON THE GREAT INVENTOR OF ALL COMPUTERS MR.CHARLES BABBAGE.IF LIKED PLEASE CLICK ON THE LIKE BUTTON AND HAVE A NICE DAY AND ENJOY MY POWER POINT ON HISTORY OF COMPUTERS.THANKS FOR WATCHING MY POWER POINT
COMMUNICATION & COMPUTER SKILLS
This document provides information about different types of computers and their components. It begins by defining a computer and its basic functions of input, processing, output, storage, and communication. It then describes the major components of a computer system including the input and output units, storage unit, central processing unit (CPU), arithmetic logic unit (ALU), and control unit. It further explains the differences between main memory and secondary storage. The document also classifies computers based on purpose, data handling, and functionality. It concludes by describing different types of computers based on size, including supercomputers, mainframe computers, minicomputers, and microcomputers.
Computer communication
This document discusses computer networks. It describes that the primary goals of a network are to share resources like printers, share information between computers to avoid duplicating files, and allow communication between remote locations. It defines a local area network as connecting systems within a single building using wired or wireless connections. It also explains different network topologies like star, ring and bus networks and how devices connect in each type.
Computer and Communication Networks in ODL
This presentation is part of teleconference for PGDDE students in the Course Communication Technology for DIstance Education delivered on Sptember 8, 2008.
Charles babbage - Father of Computing.
He is Considered a “father of the computer“.
Charles Babbage was an English mathematician, philosopher, inventor and mechanical engineer who originated the concept of a programmable computer.
Babbage is credited with inventing the first mechanical computer that eventually led to more complex designs.
Computer network & communication answer
Computer networks allow interconnected computers and devices to share information and resources. They transmit digital data through physical transmission mediums like cables or wirelessly. Protocols define communication standards to minimize errors. Popular uses of networks include e-business, online education, and remote communication, which have benefited society through increased access and lower costs.
Computer communication and networks
Data communication involves the exchange of data between two devices via some transmission medium. There are five key components: the message being sent, the sender, the receiver, the transmission medium such as a wire or cable, and protocols which establish communication rules. Data can flow in simplex, half-duplex, or full-duplex mode. A network connects multiple devices called nodes and data is generated and shared between these nodes. Connections can be point-to-point between two nodes or multipoint between more than two nodes where the channel capacity is shared.
Computer mediated communication slide
The document defines computer-mediated communication (CMC) as communication that occurs between humans using computers. CMC takes place synchronously or asynchronously through various mediums like text, audio, or video. Synchronous CMC allows for real-time interaction through applications like instant messaging, Skype video calls, or chat rooms. Asynchronous CMC occurs over different times through email, online forums, text messages, or video sharing websites. The document discusses examples of synchronous and asynchronous applications and how CMC plays an important role in distance learning environments.
Computer networks
This document provides an outline for a textbook on computer networks. It begins with an introduction to computer networks, including their uses in business and home applications. It then discusses network hardware, software, and reference models. Several example networks are described, including the Internet, ATM, Ethernet, and wireless LANs. It concludes with a section on network standardization bodies.
Introduction to computer literacy
This document outlines the key objectives and concepts from Chapter 1 of the textbook "Discovering Computers 2006". It defines what a computer is and identifies its main components. It explains the importance of computer literacy and networks. It also discusses the different types of computer users and how computers are used in various sectors of society such as education, healthcare, finance and more.
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Lesson 4.0 elements of computer and communication system
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History of computers 4 z raahim khan
- Early humans used their fingers to count animals killed during hunts and people living in dwellings, demonstrating one of the earliest forms of computing.
- The abacus, developed by the Chinese over 5,000 years ago, was the first calculating machine. It was followed by Napier's Bones, calculating rods invented by Scottish mathematician John Napier in 1617.
- In 1642, French mathematician Blaise Pascal invented a machine called the Pascal's Arithmetic Machine to perform calculations faster than previous methods.
History of computer
Counting on fingers was one of the earliest ways for people to represent and communicate numbers, by displaying quantities on hands. The abacus was then developed as the first calculating machine over 5,000 years ago in China, using a wooden frame with movable beads to perform arithmetic. Later inventions included Pascal's arithmetic machine in 1642 and Babbage's analytical engine in the 1830s, both attempting to mechanize mathematical calculations, before the development of tabulating machines in the late 19th century that could count populations.
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This document summarizes the early history of counting and calculating devices, starting from ancient times when people counted on their fingers and stones, through the development of the abacus in China around 5000 BC. It then discusses the invention of calculating rods by John Napier in 1617, Blaise Pascal's development of an early mechanical calculator in 1642, and Charles Babbage's invention of the first computer in 1835. Finally, it mentions Herman Hollerith's creation of a tabulating machine in the 1880s to help count the US population.
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Early humans used their fingers to count and calculate simple numbers. The abacus, developed by the Chinese over 5,000 years ago, was one of the first calculating machines using wooden beads. In the 17th century, mathematicians like John Napier and Blaise Pascal invented early calculating devices like Napier's bones and Pascal's calculator to help with complex mathematical operations. However, the first modern computer was invented by Charles Babbage in 1835, though his analytical engine was never fully completed. Herman Hollerith later invented the tabulating machine in the 1880s to help efficiently count population statistics for the U.S. Census Bureau.
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The Chinese developed the abacus around 5000 years ago as a portable calculating tool using wood and beads. In the 1830s, Charles Babbage proposed the Analytical Engine, a mechanical general-purpose computer that was never built. Herman Hollerith later invented the tabulating machine in 1890 to help automate the processing of data for the U.S. Census using electromechanical technology.
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The document summarizes the history of computers, beginning with early counting methods using stones, pebbles, fingers and marks. It then discusses the abacus as the first mathematical device for calculations, invented by the Chinese over 5,000 years ago. Later inventions included Napier's Bones, Pascal's mechanical calculator, and Babbage's Analytical Engine, which had elements of a modern computer and established Babbage as the father of the modern computer.
evaluton of computer
The document discusses the evolution of early computing devices from the abacus invented by the Chinese around 4000 BC for counting, to the Pascaline calculator invented by Blaise Pascal in 1642 which could perform addition and subtraction. Gottfried Leibniz then enhanced the Pascaline calculator in 1673 to also perform multiplication and find square roots. Further developments included the Difference Engine, Analytical Engine, Hollerith's tabulating machine, the Mark I computer, and ENIAC from 1943-1946. Modern computers have since evolved from mainframe to supercomputers.
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This document traces the evolution of early counting and calculating devices from ancient times through the development of the first modern computer. It describes tools like fingers, sticks, and stones used by early humans; the Chinese abacus from 4000 years ago; John Napier's 17th century invention called Napier's Bones used for multiplication and division; Blaise Pascal's 17th century mechanical calculator called the Pascaline; Gottfried Leibnitz's 17th century stepped reckoner machine; Charles Babbage's 19th century analytical engine design; Herman Hollerith's 19th century tabulating machine using punched cards; and the first modern electronic computer called ENIAC built in 1946 in the United States using vacuum tubes.
Computer history of 4 q seungri
The document summarizes the history of early calculating machines. It describes the abacus, invented by the Chinese 5000 years ago. In 1617, John Napier invented calculating rods called Napier's Bones to help with multiplication. Blaise Pascal then invented a small machine in 1642 that could perform addition and subtraction. Charles Babbage later invented the Analytical Engine in 1835, considered the first computer as it could receive instructions, process information, and print results. In 1880, a Tabulating Machine was created to more efficiently count population numbers.
Computer history of 4 q seungri
The document summarizes the history of early calculating machines, including the abacus, Napier's Bones, Pascal's arithmetic machine, Babbage's Analytical Engine, and the tabulating machine. It describes how each innovation built on previous designs to enable faster and more complex calculations. These inventions marked the beginning of the development of modern computers.
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Early computing devices included the abacus invented over 5,000 years ago in China. In the 17th century, John Napier invented Napier's Bones, a device for multiplication, and Blaise Pascal created the Pascaline calculator for addition and subtraction. In the 19th century, Charles Babbage designed the Difference Engine and Analytical Engine, considered the first programmable computer. The Analytical Engine concept formed the basis for modern computers. In the 20th century, Howard Aiken invented the Mark 1, the first electronic computer, while ENIAC, completed in 1946, was the first general-purpose electronic digital computer.
History of computer
Thousands of years ago, people used bones and stones to keep accounts and perform calculations. As the need for more complex calculations grew, early calculating devices were developed, beginning with the abacus. Over many years, inventors created numerous mechanical calculating machines using new technologies and principles, including the Napier bones, slide rule, Pascaline, stepped reckoner, and Leibniz calculator. These inventions paved the way for modern computers by demonstrating how numbers could be mechanically manipulated through gears, wheels and other analog components.
History of computer
The abacus was an early calculating tool used by ancient Babylonians. In the 1600s, important early calculating devices were invented including logarithms by John Napier, which allowed multiplication via addition, and Pascal's mechanical calculator. In the 1820s, Charles Babbage proposed plans for an automatic mechanical calculator called the Difference Engine. Herman Hollerith later invented a punched card reader and mechanical counter that automated census data tabulation, laying the foundations for modern computing.
evolution of computers
Since ancient times, humans have worked to develop tools to help with tasks like counting and calculations. The abacus, invented over 4,000 years ago in China, was one of the earliest counting devices, allowing easier addition and subtraction. Later inventions included Pascal's calculator in 1642, the first mechanical calculator; Leibniz's calculator in 1673, which could also multiply and find square roots; and Jacquard's loom in 1801, which used punch cards to automate patterns in textile production. These early electromechanical devices paved the way for computers.
DCA - History of Computers (English) 2.pptx
The document discusses the history of early computing devices. It describes how calculations were originally done with mechanical devices like the abacus, Napier's bones, and the slide rule. It then discusses early mechanical computers invented in the 16th-19th centuries including Pascaline, Leibniz's multiplication and dividing machine, punch cards, the difference engine, and Babbage's analytical machine, which was one of the first devices intended to be automatic.
Introduction to Computing Lecture 01 history of computers
Slides Include history of computers ,historical background of computer ,generations of computer ,introduction to computers ,computer history ,abacus, earliest computing devices, introduction to computing, introduction to computers, historical background of computers
Content Credits: Arthur Glenn(SlideShare.net)
6. Generations & types of Computer - ( CSI-321)
The document provides a history of computers from ancient times to the first generation of computers in the 1940s-1950s. It describes early counting devices like the abacus and advances in mathematics. Key figures who contributed to early calculating machines are mentioned, such as Pascal, Leibniz, and Babbage who envisioned a programmable computer. Major milestones include the first general purpose electronic computer (ENIAC), the stored program concept with EDVAC/EDSAC, and the first commercial computer (UNIVAC I). The first generation of computers used vacuum tubes, were enormous in size, and could only solve one problem at a time.
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Introduction to objective, scope and outcome the subject
Chapter 2
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HISTORY OF COMPUTERS
- 1. SCARSDALE INTERNATIONAL SCHOOL History of Computers 4-Z
- 2. COUNTING IN THE PAST
- 3. ABACUS The abacus was the first device to calculate it was a mechanical device. About 5000 years ago it was made by a Chinese.
- 4. NAPIER'S BONE It was called Napier's bone it was used to multiply big or any kind o f numbers it was built by mathematician John Napier.
- 5. PASCALINE It was called pascaline it looked like a shoe box but from inside it looked like a piano a man named Blaise Pascal. It was made for computing.
- 6. ANALYTICAL MACHINE The analytical machine was a machine that could tell the answer of the big calculations a man named Charles Babbage built it in 1835.
- 7. TABULATING MACHINE The tabulating machine was built so people could find out the population of their country a man named Herman Hollerith built it
- 8. By: Hassan Irfan And Abdullah Amir