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Theory 8 - Software
Software
4.1.1-4.1.3
Theory 8 - Software 1
, System Software provides the services the computer requires.
E.g. Operating System, Device Drivers, Utility Software.
Application Software provides the services the user requires.
E.g. Browsers, Games.
The Operating System
An operating system is systems software that manages the computer hardware and
software. It provides an interface for the user, and important utilities for managing the
computer.
1. Provides a User Interface
2. Manages Multi-Tasking
3. Manages Files
4. Manages Interrupts
5. Manages Peripherals and Drivers
6. Manages Memory
7. Provides a Platform for Running Applications
8. Provides System Security
9. Manages User Accounts
Hardware, firmware and an operating system are all used to run a program:
Applications are run on the operating system.
The operating system is run on the firmware.
The firmware is on the hardware.
Theory 8 - Software 2
Theory 8 - Software
Software
4.1.1-4.1.3
Theory 8 - Software 1
, System Software provides the services the computer requires.
E.g. Operating System, Device Drivers, Utility Software.
Application Software provides the services the user requires.
E.g. Browsers, Games.
The Operating System
An operating system is systems software that manages the computer hardware and
software. It provides an interface for the user, and important utilities for managing the
computer.
1. Provides a User Interface
2. Manages Multi-Tasking
3. Manages Files
4. Manages Interrupts
5. Manages Peripherals and Drivers
6. Manages Memory
7. Provides a Platform for Running Applications
8. Provides System Security
9. Manages User Accounts
Hardware, firmware and an operating system are all used to run a program:
Applications are run on the operating system.
The operating system is run on the firmware.
The firmware is on the hardware.
Theory 8 - Software 2
