Computer Software - SS1 ICT Lesson Note

Computer software includes system software like the operating system, drivers, and utilities, as well as application software designed for specific tasks and functions.

System Software

System software refers to the programs and tools that manage the hardware and provide an interface for users and applications to interact with the computer. Key components of system software include:

Operating System (OS): The core software that manages hardware resources, controls execution of programs, and provides a user interface. Examples include Windows, macOS, Linux, and Android.

Device Drivers: These enable the OS to communicate with hardware devices by providing the necessary instructions for their operation.

Utility Software: Tools that perform maintenance and management tasks, such as disk defragmentation, antivirus programs, backup software, and system optimization tools.

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Application Software

Application software consists of programs designed to perform specific tasks or functions for users. It includes a wide range of software, such as:

Word Processing Software: Used for creating and editing documents (e.g., Microsoft Word, Google Docs).

Spreadsheet Software: Used for calculations, data analysis, and creating charts (e.g., Microsoft Excel, Google Sheets).

Graphics Software: Enables creation and editing of images and designs (e.g., Adobe Photoshop, GIMP).

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Web Browsers: Used to access and navigate the internet (e.g., Google Chrome, Mozilla Firefox).

Media Players: Play audio and video files (e.g., VLC Media Player, Windows Media Player).

Gaming Software: Includes video games and related applications.

Business Software: A wide range of applications used for tasks like project management, accounting, and customer relationship management.