Unit 04: Evolution of a Computer
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Questions and Answers

What was one of the earliest known calculating devices?

  • Abacus (correct)
  • Jacquard Loom
  • Pascaline
  • Analytical Engine
  • Who invented the Pascaline, an early mechanical calculator?

  • Charles Babbage
  • Joseph-Marie Jacquard
  • Blaise Pascal (correct)
  • Alan Turing
  • What key feature did the Analytical Engine, designed by Charles Babbage, include?

  • Basic arithmetic operations
  • Loops and conditional branching
  • Punched cards
  • Both b and c (correct)
  • What did the Jacquard Loom, developed by Joseph-Marie Jacquard, use to control the weaving patterns?

    <p>Punched cards</p> Signup and view all the answers

    Which of the following devices is considered the earliest known calculating device?

    <p>Abacus</p> Signup and view all the answers

    Which of these devices laid the groundwork for modern computing?

    <p>Analytical Engine</p> Signup and view all the answers

    Which engineer developed the world's first programmable electronic digital computer, Colossus, during World War II?

    <p>Tommy Flowers</p> Signup and view all the answers

    Which was the first general-purpose electronic computer, completed in 1945?

    <p>ENIAC</p> Signup and view all the answers

    Which computer was the first commercially available computer, developed by J. Presper Eckert and John Mauchly in 1951?

    <p>UNIVAC I</p> Signup and view all the answers

    Which 1947 invention revolutionized computing by replacing bulky vacuum tubes, making computers smaller, faster, and more reliable?

    <p>Transistors</p> Signup and view all the answers

    Which family of mainframe computers, introduced in 1964, offered compatibility across models and set a new standard for computer architecture?

    <p>IBM System/360</p> Signup and view all the answers

    Which U.S. government agency created ARPANET in the late 1960s, the precursor to the modern internet that allowed computers to communicate with each other for the first time?

    <p>ARPA</p> Signup and view all the answers

    When was the MITS Altair 8800 introduced?

    <p>1975</p> Signup and view all the answers

    Which computer had a significant impact on the home computing market by being user-friendly?

    <p>Apple II</p> Signup and view all the answers

    What industry standard computer was launched in 1981, accelerating the adoption of personal computers in businesses and homes?

    <p>IBM PC</p> Signup and view all the answers

    In which year did Tim Berners-Lee invent the World Wide Web, making the internet accessible to non-technical users?

    <p>1989</p> Signup and view all the answers

    Which advancement revolutionized mobile computing with its introduction in 2007?

    <p>iPhone</p> Signup and view all the answers

    What type of computing service provides scalable and on-demand resources over the internet, enabling access from anywhere?

    <p>Cloud Computing</p> Signup and view all the answers

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