Introduction to Computer and Operating Systems

Table of Contents

1. 1. Introduction
   1. 1.1 What is a computer?
   2. 1.2 Hardware vs. software
   3. 1.3 Type of Computer
2. 2. Computer Hardware
   1. 2.1 System Unit (Central Unit)
   2. 2.2 Input Devices
   3. 2.3 Output Devices
   4. 2.4 Expansion Cards
   5. 2.5 Laptop Computer
3. 3. Computer Software
   1. 3.1 What is Software?
   2. 3.2 System Software (Operating System)
      • 3.2.1 Microsoft Windows
      • 3.2.2 macOS
      • 3.2.3 Linux
      • 3.2.4 Operating systems for mobile devices
   3. 3.3 Application Software
   4. 3.4 Utilities Software
4. 4. Build Computer
   1. 4.1 Prepare Your Workspace
   2. 4.2 Assemble the Computer Components
      1. 4.2.1 Install the CPU on the Motherboard
      2. 4.2.2 Attach the CPU Cooler
      3. 4.2.3 Install RAM
      4. 4.2.4 Install the Motherboard in the Case
      5. 4.2.5 Install the Power Supply (PSU)
      6. 4.2.6 Install Storage Drives (SSD/HDD)
      7. 4.2.7 Install the Graphics Card (GPU)
      8. 4.2.8 Connect Cables
      9. 4.2.9 Perform a Test Run
   3. 4.3 Install the Operating System (Windows as an Example)
      1. 4.3.1 Create a Bootable USB Drive
      2. 4.3.2 Boot into the BIOS
      3. 4.3.3 Install Windows
      4. 4.3.4 Install Drivers and Updates
   4. 4.4 Final Steps
5. 5. The Basic Use of Computer

1. Introduction

Computers have become an indispensable part of modern life, seamlessly integrated into nearly every aspect of our daily routines. From the smartphones we carry in our pockets to the powerful servers that run global businesses, computers facilitate communication, drive innovation, and shape the way we work, learn, and interact with the world.

1. 1.1 What is a computer?

   A computer is a programmable electronic device that can store, retrieve, and process data. It operates by executing a set of instructions, known as a program, that allow it to perform a wide range of tasks.

   The term "computer" originally referred to a human who performed calculations or computations. As machines were developed to perform these tasks, the term was extended to encompass these devices.

2. 1.2 Hardware vs. software
3. 1.3 Type of Computer

tab_3_content