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COMPUTER SOFTWARE :ET/ICT/25/0077

 Computer software is the set of instructions, programs, and routines that tell a computer what to do and how to perform specific tasks . Unlike hardware (the physical components like the motherboard, CPU, and memory), software is intangible—it exists as code stored on drives or in memory 


MAIN TYPES OF SOFTWARE
Software is primarily classified into two categories ( Application and system software)






                                APPLICATION SOFTWARE



Application Software Often referred to simply as "apps," this software is designed for end-users to perform specific day-to-day tasks, create content, or consume media. 
Productivity Software: Tools built to increase efficiency and handle information.
 Examples: Word processors (Microsoft Word), spreadsheets (Google Sheets), and presentation apps.

Web Browsers: Programs used to access and navigate the internet. Examples: Google Chrome, Mozilla Firefox, Apple Safari.

Multimedia & Design Software: Tools designed for editing, rendering, and consuming audio, video, and graphics. Examples: Adobe Photoshop, VLC Media Player, and Canva .
Communication Software: Applications that facilitate human connection and teamwork. Examples: Zoom, Slack, Microsoft Teams.


                                                SYSTEM SOFTWARE





SYSTEM SOFTWARE : Manages hardware resources and makes the computer system available for                                                use.
KEY EXAPLES:     Operating systems (Windows, macOS, Linux), device drivers, utility software                                            (antivirus, backup), firmware, networking software

Operating Systems (OS): The most critical system software. It manages memory, processes, files, and                                           all connected hardware.
                                        Examples: Microsoft Windows, macOS, Linux, Android, and iOS.


  Device Drivers: Specialized programs that allow the OS to communicate with                                                                              specific hardware devices.
                                        Examples: Graphics card drivers, printer drivers.

Utility Programs: Tools designed to analyze, configure, optimize, or maintain the computer.
                                       Examples: Antivirus software, disk cleanup tools, and file compression                                                       programs (like WinRAR).


                              Other Classifications
  Programming Software
Tools used to write and develop other software.
Code editors (VS Code)
Compilers & Interpreters
Debuggers

Key Characteristics
Intangible — cannot be touched
Flexible — can be updated or modified
Reusable — can run on multiple machines
Fragile — can be corrupted or deleted




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