1.3.6.b Operating System Functions

Manages computer hardware and software resources and provides common services for computer programs.

• Operating System

• CPU

• Administrator

• Chief Information Officer

It supplies an interface for the user and important utilities for managing the computer.

• Operating System

• CPU

• Facility Coordinator

• Chief Supplier Officer

Controls the general operation of a computer, and provides an easy way for us to interact with computers and run applications.

• Operating System

• CPU

• Applications Coordinator

• Chief Interaction Officer

Runs applications and executes and cancels processes.

• Operating System

• CPU

• Application Coordinator

• Chief Execution Officer

Coordinates the tasks to be processed which allows multiple applications to run at the same time.

• Operating System

• Control Unit

• Segmentation Manager

• Chief Multiplexer Manager

Transfers programs into and out of memory, allocates free space between programs, and keeps track of memory usage.

• Operating System

• RAM

• Allocation Manager

• Chief Tracking Officer

Opens, closes and writes to peripheral devices such as storage attached to the computer.

• Operating System

• SSD

• Storage Manager

• Chief Periphery Officer

Creates a file system to organise files and directories

• Operating System

• Master Boot Record (MBR)

• Organisations and Directories Manager

• Chief System Director

Provides security through user accounts and passwords.

• Operating System

• 2FA - Two factor authentication

• Accounts and Payrolls Manager

• Chief Authentication Officer

Provides tools for managing and organising hardware.

• Operating System

• Toolbox

• Tools and Utilities Manager

• Chief Utility Officer