Introduction to Computers at Salahaddin University-Erbil College of Engineering Geomatics
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Questions and Answers

What is the Central Processing Unit (CPU) referred to in the text?

  • The electronic calculator
  • The brain of the computer (correct)
  • The fastest software program
  • The main hardware device

    • In what decade were the first fully electronic computers introduced?

  • 1950s
  • 1940s (correct)
  • 1960s
  • 1930s

    • What is the main function of an operating system (OS) in a computer?

  • Performing complex calculations
  • Controlling the computer's hardware (correct)
  • Managing and organizing files
  • Creating new software programs

    • What type of program is a word processing program mentioned in the text?

    <p>Application software</p> Signup and view all the answers

    Why are today's computers described as amazing compared to the early machines?

    <p>They are thousands of times faster</p> Signup and view all the answers

    What is the main component of desktop computers?

    <p>The system unit</p> Signup and view all the answers

    What distinguishes small notebook PCs from laptops?

    <p>The affordability</p> Signup and view all the answers

    What is the purpose of supercomputers?

    <p>To perform extremely complex calculations</p> Signup and view all the answers

    What is a smart phone capable of?

    <p>Accessing the Internet and organizing contact information</p> Signup and view all the answers

    What distinguishes handheld computers from other personal computers?

    <p>Being embedded in cars, TVs, and appliances</p> Signup and view all the answers

    Study Notes

    Central Processing Unit (CPU)

    • Central Processing Unit (CPU) is the core component of a computer responsible for executing instructions and performing calculations.

    Introduction of Fully Electronic Computers

    • The first fully electronic computers were introduced in the 1940s, marking a significant evolution in computing technology.

    Function of an Operating System (OS)

    • The Operating System (OS) manages hardware and software resources, providing a user interface and facilitating the execution of application programs.

    Type of Program: Word Processing

    • A word processing program is classified as application software, designed to create, edit, format, and print text documents efficiently.

    Modern Computers vs. Early Machines

    • Today's computers are described as amazing due to advancements in speed, size, processing power, and capabilities, allowing complex operations and multitasking.

    Main Component of Desktop Computers

    • The main component of desktop computers typically includes a tower or casing that houses the CPU, memory, storage, and power supply.

    Distinction of Small Notebook PCs

    • Small notebook PCs are distinguished from laptops by their compact size, lighter weight, and often limited processing power and features, designed for portability.

    Purpose of Supercomputers

    • Supercomputers are designed for highly complex computations and simulations, often used in scientific research, weather forecasting, and modeling.

    Capabilities of Smartphones

    • Smartphones are capable of performing multiple functions including calling, texting, internet browsing, and running various applications, essentially functioning as handheld computers.

    Handheld Computers

    • Handheld computers are specifically designed for portability, often smaller and lighter than traditional personal computers, featuring touchscreen interfaces and varying capabilities.

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    Description

    Learn about the history and development of computers from the first electronic machines in the 1940s to the amazing capabilities of today's computers. Understand the tasks and calculations computers perform based on instructions or programs.

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