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Applications of Computers in Various Fields
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Applications of Computers in Various Fields

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Questions and Answers

Which of the following is NOT a use of computers in e-commerce?

  • Electronic mail
  • Electronic shopping
  • Video editing (correct)
  • Electronic banking

    • What is one of the notable advantages of using computers in education?

  • Slower learning process
  • Inconsistent information access
  • Easier understanding of material (correct)
  • Limited study resources

    • Which function does the CPU NOT perform?

  • Controlling the sequence of operations
  • Storing long-term data (correct)
  • Interpreting and supervising instructions
  • Arithmetic and logic operations

    • In which of the following areas are computers NOT primarily applied?

    <p>Mass production of goods</p> Signup and view all the answers

    How do computers fundamentally represent data?

    <p>With binary systems</p> Signup and view all the answers

    Which part of the CPU is responsible for processing instructions and data?

    <p>Arithmetic Logic Unit</p> Signup and view all the answers

    What role does the Output Unit serve in a computer system?

    <p>Communicates results to the user</p> Signup and view all the answers

    What is a direct benefit of using computers in healthcare?

    <p>Enhanced medical record management</p> Signup and view all the answers

    What is the defining characteristic of a computer that allows it to process data without human intervention?

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

    Which characteristic of a computer allows it to perform a wide range of tasks simultaneously?

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

    What measurement unit is used to quantify the speed of a computer?

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

    Which of the following characteristics of a computer ensures that it performs with high accuracy?

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

    What does GIGO represent in the context of computer processing?

    <p>Garbage In Garbage Out</p> Signup and view all the answers

    What is true about a computer's storage capability compared to a human being?

    <p>It can store a large amount of data</p> Signup and view all the answers

    Which characteristic implies that a computer does not experience tiredness or lack of concentration?

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

    What does 'No I.Q' signify in the context of computers?

    <p>Computers cannot perform logical reasoning</p> Signup and view all the answers

    What is a primary feature of a hybrid computer?

    <p>It accepts data in both analog and digital form.</p> Signup and view all the answers

    Which of the following is NOT classified as a microcomputer?

    <p>Mainframe computer</p> Signup and view all the answers

    What distinguishes a workstation from a standard desktop computer?

    <p>It has enhanced capabilities and more memory.</p> Signup and view all the answers

    Which of the following is considered a type of laptop computer?

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

    Which device is classified as a handheld computer?

    <p>Smart phone</p> Signup and view all the answers

    What best defines embedded computers?

    <p>Computers on a chip programmed for limited tasks.</p> Signup and view all the answers

    What is a key characteristic of desktop computers?

    <p>They fit on a workspace and have separate peripherals.</p> Signup and view all the answers

    Which option best describes the typical functions of microcomputers?

    <p>They are low-cost systems for personal or small business use.</p> Signup and view all the answers

    What is a defining feature of Super Large Scale Integrated (SLSI) chips used in the Fifth Generation of computers?

    <p>They incorporate artificial intelligence for knowledge-based problem solving.</p> Signup and view all the answers

    Which type of computer operates on a restricted class of problems and is dedicated to a single function?

    <p>Special Purpose Computer</p> Signup and view all the answers

    What type of data do digital computers primarily handle?

    <p>Information that can be counted, like bits 0 and 1</p> Signup and view all the answers

    What is an example of a special purpose computer?

    <p>Washing Machine</p> Signup and view all the answers

    Which characterizes hybrid computers?

    <p>They can handle both analog and digital data.</p> Signup and view all the answers

    What type of output can the Fifth Generation computers provide?

    <p>Graphical images and natural language</p> Signup and view all the answers

    What is one of the main advantages of digital computers compared to analog computers?

    <p>They provide faster and more accurate results.</p> Signup and view all the answers

    What is a characteristic of general purpose computers?

    <p>They can be programmed for various functions.</p> Signup and view all the answers

    What is a characteristic of the first generation of computers?

    <p>Magnetic drums for memory</p> Signup and view all the answers

    Which statement accurately describes the second generation of computers?

    <p>They employed transistors instead of vacuum tubes.</p> Signup and view all the answers

    During which time period did the third generation of computers emerge?

    <p>1964-Early 1970</p> Signup and view all the answers

    What is a characteristic of computers in the first generation?

    <p>High electricity consumption</p> Signup and view all the answers

    How did the introduction of transistors impact the second generation of computers?

    <p>Enhanced reliability and reduced size</p> Signup and view all the answers

    Which of these was a primary focus during the generation of computers from 1956 to 1963?

    <p>Development of assembly language</p> Signup and view all the answers

    What does the term 'generation' refer to in the context of computers?

    <p>The stage of technological development</p> Signup and view all the answers

    Why were large air conditioners necessary for first generation computers?

    <p>To cool down the components due to heat generation</p> Signup and view all the answers

    Which component was primarily used for memory in first generation computers?

    <p>Vacuum tubes</p> Signup and view all the answers

    What was a limitation of first generation computers in their performance?

    <p>Non-portability</p> Signup and view all the answers

    Study Notes

    Applications of Computers in Various Fields

    • E-commerce: Utilizes electronic mail, video conferencing, online shopping, and electronic banking.
    • Education: Enhances study methods, simplifies complex concepts, and provides vast global information through internet access.
    • Medicine & Healthcare: Supports patient monitoring, maintains patient records, aids in diagnosis, facilitates hospital administration, and manages medical histories and life support systems.
    • Entertainment: Offers diverse media consumption and gaming options.
    • Engineering/Architecture/Manufacturing: Incorporates computer-aided design (CAD) and precision manufacturing.

    Computer System Components

    • Central Processing Unit (CPU): Acts as the brain of the computer and performs processing of instructions and data, controlling input and output operations.
    • Input Unit: Accepts instructions and data.
    • Output Unit: Displays results to the user.
    • Registers: Temporary storage locations within the CPU.

    Characteristics of Computers

    • Speed: Operates at immense speeds compared to human processing, measured in MegaHertz (MHz).
    • Accuracy: Executes tasks with high precision; relies on correct input and design (GIGO principle: Garbage In, Garbage Out).
    • Reliability: Performs consistently without failure; operates autonomously without human intervention.
    • Diligence: Free from fatigue or lack of concentration, capable of continuous operation.
    • Versatility: Handles diverse tasks simultaneously including computations and graphics.
    • Storage Capability: Can store extensive data; loss or deletion is user-controlled.
    • No Intelligence (IQ): Does not possess self-directed thinking; executes predefined instructions.
    • No Feelings: Lacks emotions or sensory perceptions.

    Generations of Computers

    • First Generation (1940-1956): Utilized vacuum tubes, magnetic drums, and machine language; known for large size and high power consumption.
    • Second Generation (1956-1963): Introduced transistors and magnetic core storage; programming shifted to assembly language and simpler input/output processes.
    • Third Generation (1964-early 1970s): Integrated circuits replaced transistors, increasing speed and decreasing size.
    • Fourth Generation (1970s-present): Microprocessors and personal computers became prevalent, revolutionizing computer use.
    • Fifth Generation (still developing): Focus on artificial intelligence and advanced problem-solving techniques.

    Computer Classifications

    • By Function:

      • Special Purpose Computers: Designed for specific tasks (e.g., ATMs, washing machines).
      • General Purpose Computers: Programmable for various tasks (e.g., desktops, laptops).

    • By Type of Data Handled:

      • Analog Computers: Measure continuous variables (e.g., speedometers); provide approximate results.
      • Digital Computers: Operate using discrete bits (0 and 1), designed for high accuracy and complex computations.
      • Hybrid Computers: Combine analog and digital methods; suitable for diverse applications.

    • By Size & Processing Power:

      • Microcomputers: Small, low-cost PCs (e.g., desktops, laptops).
      • Embedded Computers: Specialized systems embedded within devices for specific tasks.

    Types of Microcomputers

    • Desktop Computers: Standard PCs designed for stationary use with separate peripherals.
    • Workstations: More powerful desktops for specialized tasks.
    • Laptops (Notebooks): Portable computers that integrate components for mobile use.
    • Handheld Computers: Compact devices, including smartphones and PDAs, designed for portability.

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    Related Documents

    Unit 1 Introduction IOCS.pdf

    Description

    This quiz explores the diverse applications of computers across multiple sectors including e-commerce, education, healthcare, and engineering. It also covers the essential components of computer systems such as the CPU, input and output units, and registers. Test your knowledge on how computers influence modern life and industry.

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