Computer Hardware and Maintenance - Notes

🎯 Objectives: Computer Hardware and Maintenance - Notes

Computer Hardware and Maintenance - Notes

Computer Hardware and Maintenance Notes

1. Introduction to Computer Hardware

  • Definition of Hardware: Hardware refers to the physical components of a computer that you can touch and see.
  • Types of Computer Hardware:
    • Input Devices
    • Output Devices
    • Processing Devices
    • Storage Devices
    • Communication Devices
  • Functions of Hardware Components: Each component serves a specific role such as inputting data, processing instructions, storing information, or outputting results.
Example: A mouse is an input device used to point, click, and drag items on the screen. A monitor is an output device that displays information to the user.

Deep Dive: Key Hardware Devices

  • Keyboard: Used to type text and commands into the computer. It converts keystrokes into machine-readable input.
  • Monitor: Displays visual output from the computer. Modern monitors use LCD or LED technology.
  • CPU (Central Processing Unit): The "brain" of the computer that processes data and instructions.
  • RAM (Random Access Memory): Temporarily stores data that is actively being used by the CPU.
  • Hard Disk Drive (HDD) / SSD: Stores the operating system, software, and files permanently until deleted.
  • Motherboard: The main circuit board that connects all components together.

Video Tutorial

πŸ“– Reference Book: N/A

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