What is Computer ?

A computer is a electronic  machine or device that performs processes, calculations and operations based on instructions provided by a software or hardware program. It is designed to execute applications and provides a variety of solutions by combining integrated hardware and software program components.

A computer is made up  combine of multiple parts and components that facilitate user functionality.

A computer has two primary categories ?

  1. Hardware 
  2.  Software


Computer hardware  that houses a computer's processor, memory, storage, communication ports and peripheral devices.


Computer Software is a set of programs, which is designed to perform a well-defined function. A program is a sequence of instructions written to solve a particular problems .

There are two types of software 

  1. System Software
  2. Application Software

System Software

  1. Operating System 
    1. MS Windows (Operating System)
    2. MacOS (Operating System)
    3. Linux (Operating System)
    4. iOS (Operating System)
    5. Android (Operating System)
    6. CentOS (Operating System)
    7. Ubuntu (Operating System)
    8. Unix (Operating System)
    9. Linux (Operating System)
    10. Windows Phone OS (Operating System)
  2.  Device Drivers
    1. BIOS Driver
  3.  Firmware
    1. Computer Peripherals
    2. Embedded Systems
    3. UEFI
    4. BIOS
  4. Utility
    1. Norton Antivirus
    2. McAfee Antivirus
    3. WinRAR
    4. WinZip
    5. Piriform CCleaner 
    6. Directory Opus
    7. Razer Cortex ...etc

Application Software 

  1. Word Processors
    1. MS Word 
    2. Apple iWork-Pages
    3. Corel WordPerfect
    4. Google Docs ...etc
  2. Database Software
    1. MS Access
    2. FileMaker
    3. Mongo DB
    4. MySQL ...etc
  3.  Multimedia Software
    1. Adobe Photoshop
    2. Windows Movie Maker
    3. VLC Media Player
    4. MX Player ...etc
  4. Web Browsers
    1. Google Chrome
    2. Internet Explorer
    3. Opera
    4. Safari ...etc

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